{"title":"Castrol","description":"\u003cp\u003eBrowse 63 Castrol products at British Garage, including engine \u0026amp; motor oils and transmission fluids. Every listing names the vehicles and fitments it suits — check the compatibility details on each product page before you order.\u003c\/p\u003e\u003cp\u003eFree tracked UK delivery on every order and 30-day returns.\u003c\/p\u003e","products":[{"product_id":"castrol-edge-high-mileage-0w-20-full-synthetic-motor-oil-5-qt-bottles-3-pack-engine-protection-seal-conditioning","title":"Castrol EDGE High Mileage 0W-20 Full Synthetic Motor Oil — 5 Qt Bottles, 3-Pack, Engine Protection \u0026 Seal Conditioning","description":"\u003cp\u003e\u003cstrong\u003eCastrol EDGE High Mileage 0W-20 is a full-synthetic motor oil formulated to protect and rejuvenate engines with more than 75,000 miles while helping preserve emission-system performance.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your vehicle has high miles, internal wear, or an aging emission system, choosing the right oil matters. Castrol EDGE High Mileage 0W-20 uses advanced additives and a low-phosphorus approach to reduce harmful deposits, limit leaks and oil burn-off, and support catalytic-converter longevity. This three-pack of 5-quart bottles is sized for multiple changes or servicing more than one vehicle.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil protect high-mileage engines?\u003c\/h3\u003e\n\u003cp\u003eIt targets common age-related issues — such as wear, deposits, and seal shrinkage — with a tailored additive package. The formulation reduces friction and forms a durable film under pressure to lower metal-to-metal contact, while special components help condition seals to reduce leaks.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdvanced full-synthetic base for consistent viscosity at cold and operating temperatures\u003c\/li\u003e\n  \u003cli\u003eWear-reducing chemistry that helps preserve engine components\u003c\/li\u003e\n  \u003cli\u003eSeal-conditioning ingredients to minimize oil seepage in older engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this oil help my vehicle’s emission system?\u003c\/h3\u003e\n\u003cp\u003eYes — the oil is engineered to be gentler on emission controls by lowering phosphorus levels and including a proprietary additive aimed at protecting the catalytic converter. That helps maintain performance of emission components without compromising engine protection.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePhosphorus Replacement Technology reduces phosphorus-related stress on converters\u003c\/li\u003e\n  \u003cli\u003eFormulation designed to limit deposits that can affect sensors and catalysts\u003c\/li\u003e\n  \u003cli\u003eCompatible with modern exhaust aftertreatment systems when used as directed\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often can I change my oil with Castrol EDGE High Mileage 0W-20?\u003c\/h3\u003e\n\u003cp\u003eThis product supports extended drain intervals up to 15,000 miles or one year, whichever comes first, under qualifying conditions and manufacturer allowance. Always follow your vehicle manufacturer’s service recommendations and monitor driving habits to determine the best schedule for your car.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRated for up to 15,000 miles between changes in suitable conditions*\u003c\/li\u003e\n  \u003cli\u003eOne-year maximum interval if mileage threshold isn’t reached\u003c\/li\u003e\n  \u003cli\u003eRecommended to verify compatibility with your vehicle’s service guidelines\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich performance standards and vehicle specifications does it meet?\u003c\/h3\u003e\n\u003cp\u003eCastrol EDGE High Mileage 0W-20 meets current industry and manufacturer benchmarks for modern gasoline engines. It’s formulated to satisfy API SP and earlier API categories, ILSAC GF-6, and specific Chrysler and Ford engine test requirements where 0W-20 viscosity is specified.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAPI SP\/SN PLUS\/SN\/SM compliant for broad engine coverage\u003c\/li\u003e\n  \u003cli\u003eMeets ILSAC GF-6 performance and key Chrysler and Ford specifications\u003c\/li\u003e\n  \u003cli\u003eSuitable for many vehicles calling for 0W-20 full-synthetic oil\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Owners of cars and light trucks that have surpassed roughly 75,000 miles and are looking to reduce engine wear, limit leaks, and support catalytic-converter life. It’s also suited to drivers who prefer extended drain intervals and need a reliable 0W-20 full-synthetic option that aligns with modern industry standards. Always consult your owner’s manual to confirm viscosity and specification requirements before use.\u003c\/p\u003e\n\n\u003cp\u003e\u003csmall\u003e*Extended drain interval claims depend on driving conditions, vehicle type, and maintenance practices; follow manufacturer guidance.\u003c\/small\u003e\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Castrol EDGE High Mileage 0W-20 suitable for cars over 75,000 miles?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It’s formulated specifically for higher-mileage engines to reduce wear, manage deposits, and help condition seals.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this oil for extended drain intervals?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It supports up to 15,000 miles or one year under qualifying conditions; always follow your vehicle manufacturer’s recommendations.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55161235636567,"sku":"B092LMTX4T","price":175.89,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-edge-high-mileage-0w20-front-3pack.jpg?v=1790322836"},{"product_id":"castrol-edge-euro-5w-40-full-synthetic-motor-oil-5-qt-x-3-pack-a3-b4-fluid-titanium","title":"Castrol EDGE Euro 5W-40 Full Synthetic Motor Oil, 5 qt x 3 Pack — A3\/B4, Fluid TITANIUM","description":"\u003cp\u003e\u003cstrong\u003eCastrol EDGE Euro 5W-40 A3\/B4 is an advanced full-synthetic engine oil formulated for European cars to protect high-output engines and maintain peak performance.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned specifically for demanding European engine specifications, this Castrol EDGE Euro formulation uses Fluid TITANIUM Technology to strengthen the oil film under pressure, helping reduce friction and resist breakdown. It meets a broad set of OEM approvals and ACEA sequences that many modern gasoline and light diesel engines require. The 5W-40 viscosity offers reliable cold starts while protecting at high operating temperatures, making this 5-quart pack of three a convenient option for multi-service maintenance or for workshops that service European vehicles.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil protect high-performance European engines?\u003c\/h3\u003e\n\n\u003cp\u003eCastrol EDGE Euro is engineered to withstand high pressures and temperatures typical of turbocharged and high-output European engines. Fluid TITANIUM Technology transforms the oil under stress to form a stronger lubricating film, which helps reduce metal-to-metal contact and slows oil degradation.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eImproved film strength under load for reduced friction\u003c\/li\u003e\n  \u003cli\u003eResistance to breakdown at high temperature and pressure\u003c\/li\u003e\n  \u003cli\u003eOptimized formulation to meet and exceed ACEA A3\/B4 benchmarks\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it fit my vehicle and meet manufacturer requirements?\u003c\/h3\u003e\n\n\u003cp\u003eThis 5W-40 A3\/B4 grade is suitable for a wide range of European gasoline and light-duty diesel vehicles and carries multiple OEM approvals. It satisfies standards from manufacturers including BMW, Mercedes-Benz, Porsche, Renault and Volkswagen when those oil specifications call for ACEA A3\/B4 or equivalent approvals.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eAPI CF\/SN and ACEA A3\/B4 compliant\u003c\/li\u003e\n  \u003cli\u003eBMW Longlife-01, MB 229.3\/229.5, Porsche A40 approvals\u003c\/li\u003e\n  \u003cli\u003eRenault RN 0700\/0710 and VW 502 00\/505 00 compatibility\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat practical benefits will I notice after switching to this Castrol oil?\u003c\/h3\u003e\n\n\u003cp\u003eSwitching to Castrol EDGE Euro 5W-40 can deliver smoother engine operation, stable oil performance over time, and maintained power output by cutting friction losses under stress. Owners typically experience reliable cold-start protection plus strong high-temperature stability that preserves oil flow and component protection during extended drives or spirited use.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eEnhanced cold-start viscosity control for quicker protection\u003c\/li\u003e\n  \u003cli\u003eUp to 40% better performance against ACEA standards in key tests\u003c\/li\u003e\n  \u003cli\u003eHelps preserve engine efficiency by reducing friction-related losses\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I use this 5 qt pack and what does the packaging provide?\u003c\/h3\u003e\n\n\u003cp\u003eThis listing contains three 5-quart containers—ideal for multiple oil changes or servicing more than one vehicle. The bottles are designed for easy pouring and storage, and the larger pack helps reduce packaging waste and shopping frequency for busy owners or small shops.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003ePack of three 5-quart bottles for multiple services\u003c\/li\u003e\n  \u003cli\u003eClear labeling with OEM approvals for quick spec checking\u003c\/li\u003e\n  \u003cli\u003eSturdy containers that simplify pouring and storage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Castrol EDGE Euro 5W-40 A3\/B4 is aimed at owners, enthusiasts, and independent mechanics who maintain European cars—especially turbocharged or high-output gasoline and light diesel engines—that require ACEA A3\/B4 or the listed OEM approvals. It also suits drivers who want a full-synthetic oil engineered to resist extreme pressure and temperature while supporting long-term engine efficiency.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Castrol EDGE Euro 5W-40 safe for turbocharged engines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It's formulated to handle the high pressure and temperature of turbocharged European engines and meets the listed ACEA and OEM approvals.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change to this full-synthetic oil?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Follow your vehicle manufacturer’s interval; many drivers use it at each scheduled service or 7,500–10,000 miles depending on driving conditions.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55161294913879,"sku":"B09KNYJ3T3","price":190.96,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-edge-euro-front-pack.jpg?v=1790324200"},{"product_id":"castrol-power-1-racing-4t-motorcycle-oil-5w-40-1-qt-racing-synthetic-blend-for-high-temp-protection-and-quicker-acceleration","title":"Castrol Power 1 Racing 4T Motorcycle Oil 5W-40 — 1 qt, racing synthetic‑blend for high-temp protection and quicker acceleration","description":"\u003cp\u003e\u003cstrong\u003eCastrol Power 1 Racing 4T 5W-40 is a race-derived motorcycle engine oil formulated to maximize acceleration, protect high-speed components, and resist viscosity loss under extreme conditions.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis synthetic-blend 5W-40 formulation combines technology developed for competitive engines with everyday rideability. It’s engineered to perform for both air-cooled bikes that run hot and water-cooled machines that demand stable lubrication at high revs. The result is a product aimed at riders who need consistent shear stability, controlled oil consumption, and reliable wet-clutch and gearbox feel.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil improve acceleration and engine response?\u003c\/h3\u003e\n\u003cp\u003eThe Racing-grade additives and base fluids reduce internal friction and allow components to rev more freely, which translates to sharper throttle response and quicker acceleration. It’s tuned for motorcycles where instant power delivery matters, especially during spirited riding or track sessions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRace-derived friction modifiers for faster spool-up\u003c\/li\u003e\n  \u003cli\u003eOptimized viscosity profile for consistent film under load\u003c\/li\u003e\n  \u003cli\u003eFormulation tailored for high-RPM operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it protect my engine at high temperatures?\u003c\/h3\u003e\n\u003cp\u003eYes — the 5W-40 Power 1 Racing blend is designed to handle extreme heat from air-cooled engines and sustained high-load conditions in water-cooled systems. It maintains protective film strength rather than thinning excessively, helping reduce wear during hard use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh-temperature performance for air-cooled engines\u003c\/li\u003e\n  \u003cli\u003eThermal stability suited to water-cooled sport engines\u003c\/li\u003e\n  \u003cli\u003eShear-resistant formulation to preserve viscosity under stress\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this oil affect clutch and gearbox performance?\u003c\/h3\u003e\n\u003cp\u003eCastrol engineered this lubricant to perform well with wet clutches and gearbox components, offering smooth shifts and predictable clutch engagement. It balances friction characteristics to minimize chatter while ensuring reliable gear change quality under load.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with wet-clutch systems for crisp engagement\u003c\/li\u003e\n  \u003cli\u003eEnhanced gear shift quality for quicker, smoother changes\u003c\/li\u003e\n  \u003cli\u003eControlled oil consumption to maintain consistent clutch feel\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat makes this oil resistant to viscosity breakdown?\u003c\/h3\u003e\n\u003cp\u003eThe formulation includes shear-stable base stocks and additives that preserve molecular structure under high mechanical stress, reducing viscosity loss over time. This means the oil retains its protective properties across prolonged high-speed use, supporting longevity of engine internals.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eExcellent shear stability to prevent thinning\u003c\/li\u003e\n  \u003cli\u003eStable viscosity to maintain film strength at high RPM\u003c\/li\u003e\n  \u003cli\u003eDesigned to reduce the need for frequent oil top-ups under heavy use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Castrol Power 1 Racing 4T 5W-40 1 qt is aimed at sport-riders, track-day enthusiasts, and anyone running high-revving four-stroke motorcycles that demand race-influenced lubrication. It suits riders who prioritize rapid throttle response, strong high-temperature protection, reliable wet-clutch operation, and stable viscosity under hard use. Check your motorcycle manufacturer’s oil specifications to confirm compatibility before use.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Castrol Power 1 Racing 4T 5W-40 suitable for track use?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It’s formulated from race-derived technology for high-temperature, high-RPM conditions typical of track riding.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this oil in a wet-clutch motorcycle?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The oil is balanced for wet-clutch compatibility and improves shift feel while minimizing clutch chatter.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55164064923991,"sku":"B01HFLOPE8","price":31.7,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-power1-racing-4t-5w40-front-label.jpg?v=1790349592"},{"product_id":"castrol-gtx-5w-20-synthetic-blend-motor-oil-5-quart-engine-protection-sludge-control","title":"Castrol GTX 5W-20 Synthetic-Blend Motor Oil, 5 Quart — Engine Protection \u0026 Sludge Control","description":"\u003cp\u003e\u003cstrong\u003eCastrol GTX 5W-20 is a synthetic‑blend motor oil formulated to reduce engine sludge and protect modern gasoline engines under a wide range of temperatures.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis 5‑quart bottle of Castrol GTX 5W‑20 combines premium base oils with targeted anti‑wear additives to help maintain cleaner oil passages, protect against high‑temperature deposits, and preserve viscosity stability over time. Designed to meet current industry and manufacturer specifications, it’s suitable for many passenger cars and light trucks that call for 5W‑20 viscosity and API\/ILSAC performance levels.\u003c\/p\u003e\n\n\u003ch3\u003eHow does GTX 5W‑20 fight sludge and keep oilways clear?\u003c\/h3\u003e\n\u003cp\u003eGTX uses a double‑action formula that helps break up existing sludge while inhibiting the chemical reactions that form new deposits. The detergent and dispersant package keeps contaminants suspended so they can be removed at oil change intervals.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDetergent additives break down carbon and varnish buildup.\u003c\/li\u003e\n  \u003cli\u003eDispersants hold particles and soot in suspension.\u003c\/li\u003e\n  \u003cli\u003eFormulation targets common sludge precursors from modern combustion.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this oil protect my engine at high temperatures and under stress?\u003c\/h3\u003e\n\u003cp\u003eGTX 5W‑20 includes anti‑wear agents and thermal stability enhancers to resist viscosity breakdown and high‑temperature deposit formation. That helps the oil maintain a protective film between moving parts during hot operating conditions and stop accelerated wear.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSpecial anti‑wear additives shield bearings and cams.\u003c\/li\u003e\n  \u003cli\u003eViscosity stabilizers reduce thinning at high heat.\u003c\/li\u003e\n  \u003cli\u003eFormulated to control high‑temp deposits that impair performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs Castrol GTX 5W‑20 compatible with my vehicle’s specifications?\u003c\/h3\u003e\n\u003cp\u003eThis product meets or exceeds API SP\/SN PLUS\/SN\/SM and ILSAC GF‑6 performance requirements and is designed to satisfy Ford WSS‑M2C945‑B1 and WSS‑M2C960‑A1 where 5W‑20 is recommended. Always confirm your owner’s manual for the correct viscosity and specification before use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAPI SP and previous SN classifications for modern engine protection.\u003c\/li\u003e\n  \u003cli\u003eILSAC GF‑6 compatibility for fuel economy and emissions system care.\u003c\/li\u003e\n  \u003cli\u003eMeets selected Ford WSS specifications for approved applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I change the oil when using this synthetic blend?\u003c\/h3\u003e\n\u003cp\u003eRecommended service intervals vary by vehicle, driving conditions, and manufacturer guidelines. Using GTX 5W‑20 can help maintain cleaner oil between changes, but adhere to your owner’s manual or service advisor for exact mileage or time intervals.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFollow manufacturer‑recommended oil change intervals as primary guidance.\u003c\/li\u003e\n  \u003cli\u003eCheck oil level and condition regularly, especially under severe duty.\u003c\/li\u003e\n  \u003cli\u003eConsider shorter intervals for frequent short trips, towing, or extreme climates.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Castrol GTX 5W‑20 synthetic‑blend oil is aimed at drivers of modern gasoline cars and light trucks that require 5W‑20 viscosity and API\/ILSAC performance. It’s a practical choice if you want enhanced sludge control, solid high‑temperature protection, and compatibility with current Ford specifications—ideal for routine maintenance by owners who expect reliable engine cleanliness and wear protection without switching to full synthetic oils.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Castrol GTX 5W‑20 a full synthetic oil?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. It’s a synthetic‑blend combining premium base oils with additives for improved protection versus conventional oils.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this oil in older cars that call for 5W‑20?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, if your owner’s manual specifies 5W‑20 and API SN or later, this product is compatible; always confirm manufacturer requirements.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55166412095831,"sku":"B00JGQLQ5M","price":62.67,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-gtx-5w20-front-label.jpg?v=1790368097"},{"product_id":"castrol-gtx-5w-30-synthetic-blend-motor-oil-5-quart-bottle-sludge-protection-thermal-stability","title":"Castrol GTX 5W-30 Synthetic Blend Motor Oil, 5 Quart Bottle — Sludge Protection \u0026 Thermal Stability","description":"\u003cp\u003e\u003cstrong\u003eCastrol GTX 5W-30 Synthetic Blend Motor Oil is a 5-quart engine oil formulated to reduce sludge buildup and protect critical engine components under everyday and severe driving conditions.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned as a balanced synthetic-blend formulation, this 5-quart container of Castrol GTX 5W-30 delivers a combination of premium base oils and protective additives to help maintain engine cleanliness and resist breakdown from heat and contamination. It meets multiple industry and manufacturer specifications, making it a practical choice for many modern gasoline engines where 5W-30 viscosity is recommended.\u003c\/p\u003e\n\n\u003ch3\u003eHow does Castrol GTX 5W-30 help protect my engine from sludge?\u003c\/h3\u003e\n\u003cp\u003eThis oil contains detergents and dispersants that help prevent thick, tar-like sludge from forming and clogging oil passages. By keeping contaminants suspended and away from bearing surfaces, it helps maintain oil flow and reduces wear in older and newer engines alike.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFormulated to minimize sludge and high-temperature deposits\u003c\/li\u003e\n  \u003cli\u003eDetergent chemistry helps keep oilways clean\u003c\/li\u003e\n  \u003cli\u003eHelps preserve oil circulation under stop-and-go or heavy-load driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this oil maintain its viscosity and performance in hot engines?\u003c\/h3\u003e\n\u003cp\u003eCastrol GTX 5W-30 is engineered to resist viscosity and thermal breakdown so it continues to lubricate effectively as the engine reaches operating temperatures. That stability helps maintain a protective film on moving parts and reduces the risk of deposit formation during extended operation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned to resist shear and viscosity loss at high temperatures\u003c\/li\u003e\n  \u003cli\u003eHelps prevent formation of harmful high-temperature deposits\u003c\/li\u003e\n  \u003cli\u003eSupports consistent oil pressure and protective film strength\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich specifications and vehicles is this 5-quart bottle suitable for?\u003c\/h3\u003e\n\u003cp\u003eThis product meets several industry and manufacturer standards, making it suitable for a wide range of gasoline engines that call for 5W-30 viscosity. Always consult your vehicle’s owner manual to confirm compatibility with API and OEM requirements.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMeets API SQ\/SP\/SN PLUS\/SN and ILSAC GF-7 specifications\u003c\/li\u003e\n  \u003cli\u003eCompatible with Ford service specifications WSS-M2C946-B1 and WSS-M2C961-A1\u003c\/li\u003e\n  \u003cli\u003eGood fit for many passenger cars, crossovers, and light trucks requiring 5W-30\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I change oil when using this synthetic blend?\u003c\/h3\u003e\n\u003cp\u003eChange intervals depend on your vehicle, driving habits, and conditions; check the owner’s manual for manufacturer guidance. Under severe or frequent short-trip driving, consider shorter intervals; under normal highway use, follow the recommended factory schedule.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFollow vehicle manufacturer interval recommendations\u003c\/li\u003e\n  \u003cli\u003eShort trips, heavy towing, or extreme heat may require more frequent changes\u003c\/li\u003e\n  \u003cli\u003eUse oil condition checks or service reminders for optimal scheduling\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Castrol GTX 5W-30 Synthetic Blend in the 5-quart size is aimed at drivers looking for a dependable, multi-spec oil that helps control sludge and withstands everyday to demanding driving conditions. It’s a practical choice for DIY oil changes, fleet maintenance, and owners of vehicles that list 5W-30 and the compatible API or Ford specifications in their service requirements.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Castrol GTX 5W-30 suitable for turbocharged engines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—this 5W-30 synthetic blend supports many modern gasoline engines, including many turbocharged units; confirm with your owner’s manual for compatibility.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I mix Castrol GTX 5W-30 with conventional oil?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: You can mix oils in a pinch, but for best performance and protection, use the same oil type and viscosity for full drain-and-fill intervals.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55166832771415,"sku":"B00GTOJK0C","price":59.32,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-gtx-5w30-front-label.jpg?v=1790372114"},{"product_id":"castrol-gtx-10w-40-conventional-motor-oil-5-qt-bottle-anti-sludge-anti-wear-protection","title":"Castrol GTX 10W-40 Conventional Motor Oil — 5 qt bottle, anti-sludge \u0026 anti-wear protection","description":"\u003cp\u003e\u003cstrong\u003eCastrol GTX 10W-40 is a conventional motor oil in a 5-quart bottle formulated to reduce engine sludge and protect against viscosity and thermal breakdown for everyday driving.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eCastrol GTX has a long history of protecting engines with conventional base oils and targeted additives. This 10W-40 grade delivers multi-temperature flow for warm starts and stable viscosity at operating temperature, while additives are designed to guard moving parts from wear and retard the formation of sludge and harmful deposits. It meets modern industry standards including API SP and ILSAC GF-6, making it suitable for many older and moderately-stressed gasoline engines.\u003c\/p\u003e\n\n\u003ch3\u003eHow does Castrol GTX 10W-40 protect against sludge and deposits?\u003c\/h3\u003e\n\u003cp\u003eThe formulation includes detergents and dispersants that help keep contaminants suspended so they can be removed during an oil change. That reduces the buildup of thick, sticky sludge that can impair oil flow and heat transfer.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDetergent chemistry that neutralizes acids and prevents varnish\u003c\/li\u003e\n  \u003cli\u003eDispersant agents that keep soot and combustion byproducts suspended\u003c\/li\u003e\n  \u003cli\u003eAnti-wear additives to shield bearings and cam lobes from abrasion\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill 10W-40 work for my vehicle in different temperatures?\u003c\/h3\u003e\n\u003cp\u003e10W-40 offers a balance between cold-start flow and high-temperature protection. It flows reasonably well at moderate cold temperatures while maintaining viscosity under heat, making it a practical choice for vehicles that operate in mixed climates or under moderate loads.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\"10W\" rating for adequate cold-start pumpability\u003c\/li\u003e\n  \u003cli\u003e\"40\" high-temperature viscosity protection during highway driving\u003c\/li\u003e\n  \u003cli\u003eSuitable for gasoline engines requiring conventional multigrade oil\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this oil compare to synthetic options for engine longevity?\u003c\/h3\u003e\n\u003cp\u003eConventional 10W-40 like Castrol GTX provides reliable protection and is cost-effective for many older engines. Synthetic oils usually offer longer change intervals and enhanced resistance to extreme heat, but GTX is engineered to deliver proven anti-sludge and anti-wear performance at a lower price point.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePremium base oils and additives for dependable protection\u003c\/li\u003e\n  \u003cli\u003eLower cost versus full synthetics while meeting API SP standards\u003c\/li\u003e\n  \u003cli\u003eGood choice for regular maintenance schedules and legacy engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat specifications and approvals should I check before use?\u003c\/h3\u003e\n\u003cp\u003eAlways match the oil to your owner’s manual requirements. Castrol GTX 10W-40 meets or exceeds API SP, SN PLUS, SN, and SM specifications and ILSAC GF-6, covering a wide range of manufacturer recommendations for gasoline engines.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAPI SP and earlier API SN\/SN PLUS\/SN\/SM performance categories\u003c\/li\u003e\n  \u003cli\u003eILSAC GF-6 compliance for modern gasoline engine protection\u003c\/li\u003e\n  \u003cli\u003eCheck your vehicle manual for recommended viscosity and spec\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Castrol GTX 10W-40 conventional motor oil is aimed at drivers of older or mid-life gasoline vehicles, motorists who prefer conventional oil for routine maintenance, and anyone seeking a budget-conscious product that still defends against sludge and wear. It’s a practical choice for regular commuters, high-mileage cars that don’t require full synthetic, and owners who follow manufacturer oil-change intervals.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use Castrol GTX 10W-40 in older high-mileage cars?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Its conventional formula and anti-wear additives suit many older gasoline engines; check your owner's manual for recommended viscosity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change this oil?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Follow your vehicle manufacturer’s interval; common practice is every 3,000–7,500 miles depending on driving conditions and recommendations.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55167058116951,"sku":"B00JGQLQ0W","price":61.54,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-gtx-10w-40-front-label.jpg?v=1790375934"},{"product_id":"castrol-gtx-10w-30-conventional-motor-oil-5-quart-engine-sludge-protection-anti-wear","title":"Castrol GTX 10W-30 Conventional Motor Oil, 5 Quart — Engine Sludge Protection \u0026 Anti-Wear","description":"\u003cp\u003e\u003cstrong\u003eCastrol GTX 10W-30 Conventional Motor Oil (5 quarts) is a proven-grade engine oil designed to reduce sludge and protect everyday gasoline engines under normal driving conditions.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eCastrol GTX has been a trusted conventional motor oil for decades, formulated to address sludge buildup and provide dependable wear protection. This 10W-30 viscosity oil uses premium base stocks and anti-wear additives to help maintain engine cleanliness and minimize oil consumption while meeting current API and ILSAC specifications. It's suitable for many older and contemporary gasoline engines that require this grade and specification set.\u003c\/p\u003e\n\n\u003ch3\u003eHow does Castrol GTX 10W-30 help keep my engine clean?\u003c\/h3\u003e\n\u003cp\u003eThis formula targets the deposits and varnish that accumulate during everyday operation. Its detergent and dispersant additives help prevent sludge formation and keep particles suspended so they can be removed at oil change intervals.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEngineered additives reduce sticky sludge and protect internal parts.\u003c\/li\u003e\n  \u003cli\u003ePremium base oils resist thermal and viscosity breakdown.\u003c\/li\u003e\n  \u003cli\u003eHelps limit new oil splatter that can form varnish on hot surfaces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this oil protect my engine from wear and thermal stress?\u003c\/h3\u003e\n\u003cp\u003eCastrol GTX 10W-30 combines anti-wear chemistry with stable base oils to defend against mechanical wear and high-temperature thinning. It helps maintain film strength under heat and stress to support moving parts like bearings and cam lobes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAnti-wear additives help reduce friction on critical components.\u003c\/li\u003e\n  \u003cli\u003eViscosity stability counters thinning at higher temperatures.\u003c\/li\u003e\n  \u003cli\u003eFormulation helps minimize oil consumption during normal driving.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this oil compatible with modern engine specifications?\u003c\/h3\u003e\n\u003cp\u003eYes — Castrol GTX 10W-30 meets or exceeds API SP, SN PLUS, SN, and SM benchmarks and conforms to ILSAC GF-6 where applicable, making it suitable for many gasoline engines that call for these specs. Always check your vehicle owner’s manual for the required viscosity and performance class.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAPI categories: SP\/SN PLUS\/SN\/SM for broad compatibility.\u003c\/li\u003e\n  \u003cli\u003eMeets ILSAC GF-6 for improved fuel economy and protection.\u003c\/li\u003e\n  \u003cli\u003eGood choice for engines requiring conventional 10W-30 oils.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I change Castrol GTX 10W-30 in my vehicle?\u003c\/h3\u003e\n\u003cp\u003eChange intervals depend on driving style, conditions, and manufacturer recommendations. For many owners following normal driving patterns, conventional oil is commonly replaced every 3,000–7,500 miles; consult your owner’s manual and consider shorter intervals for severe duty.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRefer to vehicle manufacturer for exact mileage intervals.\u003c\/li\u003e\n  \u003cli\u003eShorter intervals recommended for towing, high heat, or stop-and-go traffic.\u003c\/li\u003e\n  \u003cli\u003eRegular oil analysis or inspections can guide extended intervals safely.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Castrol GTX 10W-30 (5-quart container) is aimed at drivers who want a reliable, conventional motor oil that balances sludge control, basic anti-wear protection, and compatibility with many gasoline engines. It’s a practical choice for commuters, classic-car owners, and anyone driving vehicles where manufacturer guidance permits conventional 10W-30 oil. If you require full synthetic performance or extended drain intervals, consider comparing synthetic alternatives; otherwise, this GTX grade provides time-tested protection for everyday use.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use Castrol GTX 10W-30 in older cars?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, if your owner's manual specifies 10W-30 or compatible API\/ILSAC specs. It's commonly used in many older gasoline engines for sludge control.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this oil match API SP and ILSAC GF-6?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Castrol GTX 10W-30 meets API SP and earlier SN\/SM categories and conforms to ILSAC GF-6 where applicable.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55167061786967,"sku":"B00GTORDWY","price":62.67,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-gtx-10w30-front-label.jpg?v=1790376141"},{"product_id":"castrol-gtx-high-mileage-10w-40-synthetic-blend-motor-oil-5-qt-protects-older-engines-preserves-emissions","title":"Castrol GTX High Mileage 10W-40 Synthetic Blend Motor Oil, 5 qt — Protects Older Engines \u0026 Preserves Emissions","description":"\u003cp\u003e\u003cstrong\u003eCastrol GTX High Mileage 10W-40 is a synthetic blend motor oil formulated to protect and extend the life of engines with over 75,000 miles by controlling sludge, reducing wear, and helping preserve emissions components.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis 5‑quart jug of Castrol GTX High Mileage 10W-40 combines modern additive chemistry with a synthetic blend base to address common issues in higher‑mileage vehicles. It targets oil breakdown, seal shrinkage, and sludge build‑up while using Phosphorus Replacement Technology to lower phosphorus-related stress on catalytic converters and emission systems. The formula balances protection with compatibility for many gasoline engines that call for a 10W‑40 viscosity.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil protect engines with more than 75,000 miles?\u003c\/h3\u003e\n\u003cp\u003eThe GTX High Mileage 10W‑40 blend is designed to address wear mechanisms that appear as engines age. It uses robust anti‑wear additives, dispersants that keep contaminants suspended, and seal conditioners that help prevent leaks that often develop in older seals and gaskets.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdvanced additives minimize timing chain and friction surface wear.\u003c\/li\u003e\n  \u003cli\u003eSuperior dispersancy fights sludge and keeps oil passages clear.\u003c\/li\u003e\n  \u003cli\u003eSeal conditioners help reduce and prevent leaks from hardened seals.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this oil help my vehicle’s emission system last longer?\u003c\/h3\u003e\n\u003cp\u003eCastrol’s Phosphorus Replacement Technology reduces the oil’s phosphorus content while maintaining anti‑wear performance, which helps protect catalytic converters and other emission components from phosphorus contamination over time. This makes it a good choice for high‑mileage engines where emission system longevity is a concern.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReduced phosphorus load to help preserve catalytic converter efficiency.\u003c\/li\u003e\n  \u003cli\u003eFormulated to limit deposits that can form in emission control parts.\u003c\/li\u003e\n  \u003cli\u003eCompatible with many modern gasoline emission systems when 10W‑40 is specified.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does 10W‑40 synthetic blend affect fuel economy and oil consumption?\u003c\/h3\u003e\n\u003cp\u003eThe synthetic blend base and carefully selected additives help control oil volatility and burn‑off, so the product delivers improved oil retention compared with many conventional oils. While viscosity affects fuel economy, this grade balances protection for older engines with reasonable consumption characteristics.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eExceptional oil burn‑off protection exceeds common industry volatility specs.\u003c\/li\u003e\n  \u003cli\u003eViscosity provides thicker film protection at higher operating temperatures.\u003c\/li\u003e\n  \u003cli\u003eMay improve fuel economy vs older, less advanced formulations in comparable viscosities.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat maintenance benefits and performance can I expect in everyday driving?\u003c\/h3\u003e\n\u003cp\u003eIn daily use you can expect cleaner internals, reduced wear rates, and fewer oil leaks when switching from degraded conventional oils. The blend supports reliable engine start‑up, steady oil pressure, and continued protection across a range of operating temperatures typical in standard commuting and highway driving.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHelps maintain oil pressure and engine lubrication under normal driving loads.\u003c\/li\u003e\n  \u003cli\u003eDispersants and detergents keep pistons and rings freer of sludge deposits.\u003c\/li\u003e\n  \u003cli\u003eSeal conditioners can reduce drip and seepage common in older engines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? This Castrol GTX High Mileage 10W‑40 5‑quart offering is aimed at owners of gasoline vehicles with roughly 75,000 miles or more who need a dependable oil that addresses wear, seals, sludge, and emission system longevity. It’s suitable for drivers seeking a synthetic‑blend upgrade from conventional oils, fleet vehicles with established mileage, and anyone wanting improved oil stability and protection without switching to full synthetic 5W grades. Always check your owner’s manual for recommended viscosities and service approvals before changing oil types.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Castrol GTX High Mileage 10W‑40 suitable for cars over 100,000 miles?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It’s formulated for engines over 75,000 miles and helps fight sludge, reduce wear, and condition seals in higher‑mileage engines.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I switch from conventional 10W‑40 to this synthetic blend?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: You can switch; the synthetic blend is compatible with conventional oils. Check your owner’s manual for viscosity recommendations before changing.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55167180177751,"sku":"B00IPS3H1I","price":62.67,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-gtx-high-mileage-10w40-front-label.jpg?v=1790377434"},{"product_id":"castrol-gtx-full-synthetic-high-mileage-5w-20-motor-oil-5-quart-seal-conditioning-wear-protection","title":"Castrol GTX Full Synthetic High Mileage 5W-20 Motor Oil, 5-Quart — Seal Conditioning \u0026 Wear Protection","description":"\u003cp\u003e\u003cstrong\u003eCastrol GTX Full Synthetic High Mileage 5W-20 is a full-synthetic engine oil formulated for vehicles with 75,000+ miles to protect against wear, leaks, deposits and catalytic-converter stress.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for older engines that need robust protection without compromising emission control systems, this 5-quart bottle of Castrol GTX Full Synthetic High Mileage 5W-20 uses Phosphorous Replacement Technology to reduce phosphorus content while delivering long-lasting lubrication and deposit control. The formula targets common high-mileage concerns—wear, oil burn-off, and seal conditioning—so engines run cleaner and maintain performance between services.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil protect high-mileage engines?\u003c\/h3\u003e\n\u003cp\u003eThe formulation focuses on preventing metal-on-metal wear and reducing sludge and deposits that can accumulate over decades of use. Additives condition seals to minimize leaks, and the full-synthetic base resists thermal breakdown to preserve protection under stress.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e6X better wear protection than the industry baseline to protect bearings and cams\u003c\/li\u003e\n  \u003cli\u003eSeal conditioners help reduce oil leaks common in older engines\u003c\/li\u003e\n  \u003cli\u003eStable synthetic base oil limits deposit formation and engine sludge\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this oil harm my catalytic converter or emissions system?\u003c\/h3\u003e\n\u003cp\u003eThis Castrol GTX variant is engineered with reduced phosphorus chemistry to be gentler on catalytic converters and emission systems. That helps maintain emissions hardware life while still providing anti-wear and cleaning benefits.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePhosphorous Replacement Technology minimizes phosphorus levels\u003c\/li\u003e\n  \u003cli\u003eFormulation reduces risk of premature catalytic-converter degradation\u003c\/li\u003e\n  \u003cli\u003eSuitable for vehicles where emission-system longevity is a priority\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow long can I go between oil changes with Castrol GTX Full Synthetic High Mileage?\u003c\/h3\u003e\n\u003cp\u003eThe oil is formulated to provide extended protection and improved resistance to burn-off, enabling longer service intervals when used according to manufacturer recommendations. Always follow your vehicle’s owner manual and local driving conditions when setting oil change intervals.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eExceptional oil burn-off protection exceeding industry standards\u003c\/li\u003e\n  \u003cli\u003eProtects for up to 10,000 miles between changes when appropriate\u003c\/li\u003e\n  \u003cli\u003eMaintains viscosity and film strength under prolonged operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this product compatible with hybrid vehicles or other engine types?\u003c\/h3\u003e\n\u003cp\u003eCastrol GTX Full Synthetic High Mileage is intended for conventional gasoline engines that have accrued high mileage. Castrol also offers low-viscosity 0W grades tailored for some hybrid systems; check compatibility with your engine specifications.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOptimized for gasoline engines with 75,000+ miles\u003c\/li\u003e\n  \u003cli\u003eNot all grades are recommended for every hybrid—refer to owner’s manual\u003c\/li\u003e\n  \u003cli\u003eMeets industry specifications for modern full-synthetic oils\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Drivers with older, high-mileage gasoline vehicles seeking a full-synthetic motor oil that balances aggressive anti-wear performance with reduced phosphorus chemistry for emission-system care. Ideal for owners who want longer intervals between oil changes, improved leak control, and stronger protection against engine deposits without sacrificing catalytic converter longevity.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use Castrol GTX Full Synthetic High Mileage 5W-20 in my 100,000-mile car?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — it’s formulated for engines with 75,000+ miles to reduce wear, control leaks and limit deposits.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this oil protect my catalytic converter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The Phosphorous Replacement Technology lowers phosphorus levels to be gentler on catalytic converters.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55167225495895,"sku":"B0DMC63LFX","price":69.37,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-gtx-high-mileage-5w20-front-bottle.jpg?v=1790379085"},{"product_id":"castrol-gtx-full-synthetic-high-mileage-0w-20-motor-oil-5-quart-seal-wear-protection-for-75-000-mi","title":"Castrol GTX Full Synthetic High Mileage 0W-20 Motor Oil, 5 Quart — Seal \u0026 Wear Protection for 75,000+ mi","description":"\u003cp\u003e\u003cstrong\u003eCastrol GTX Full Synthetic High Mileage 0W-20 is a full synthetic engine oil designed to protect vehicles with more than 75,000 miles by reducing wear, leaks, burn-off and harmful deposits while helping preserve emission-system components.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis 5-quart pack of Castrol GTX Full Synthetic High Mileage 0W-20 blends advanced additives with Phosphorous Replacement Technology to lower phosphorus content—helping reduce stress on catalytic converters and emission systems—while delivering robust film strength and thermal stability for older engines. It’s formulated to address the common problems of high-mileage vehicles: increased oil consumption, worn components, and deposit buildup that can sap performance and fuel economy.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil help older engines stay reliable?\u003c\/h3\u003e\n\u003cp\u003eCastrol GTX Full Synthetic High Mileage 0W-20 focuses on protecting seals, reducing internal wear, and minimizing deposits that slow engine response. The synthetic base oils maintain viscosity across temperature swings so the oil circulates quickly at startup and resists thinning at operating temperatures.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEngineered for vehicles with 75,000+ miles to address age-related wear\u003c\/li\u003e\n  \u003cli\u003e6X improved wear protection versus the industry baseline\u003c\/li\u003e\n  \u003cli\u003eFormulated to limit deposit formation that reduces power and efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it help my emission system and catalytic converter last longer?\u003c\/h3\u003e\n\u003cp\u003eThis oil uses Phosphorous Replacement Technology, which reduces the oil’s phosphorus level—an element known to accelerate catalyst deterioration. Lower phosphorus exposure helps reduce the risk of premature emission-system degradation while still protecting internal engine parts.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePhosphorous Replacement Technology lowers catalyst-harming additives\u003c\/li\u003e\n  \u003cli\u003eFormulation balances emission-system protection with wear resistance\u003c\/li\u003e\n  \u003cli\u003eSuitable for vehicles where emissions component longevity is a priority\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often can I change the oil when using this product?\u003c\/h3\u003e\n\u003cp\u003eCastrol promotes extended drain intervals due to improved thermal and oxidative stability, but actual change intervals depend on driving habits and manufacturer recommendations. The formulation is designed to maintain protection for longer between service intervals under normal conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSupports up to 10,000-mile intervals under appropriate conditions**\u003c\/li\u003e\n  \u003cli\u003eExceptional resistance to oil burn-off helps preserve oil volume\u003c\/li\u003e\n  \u003cli\u003eCheck your vehicle manual and driving conditions before extending drains\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this oil a good fit for hybrid and modern engines?\u003c\/h3\u003e\n\u003cp\u003eYes—0W-20 grades are often specified for modern gasoline and hybrid powertrains that require low-viscosity oils for fuel economy and cold-start protection. This Castrol formulation provides the cold-flow performance hybrids need while still addressing high-mileage concerns.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e0W-20 viscosity supports fast cold starts and fuel-efficient operation\u003c\/li\u003e\n  \u003cli\u003eCompatible with many hybrid and late-model gasoline engines\u003c\/li\u003e\n  \u003cli\u003eImproved seal conditioning to reduce leaks common in aging engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: Drivers of cars, SUVs, and light trucks with roughly 75,000 miles or more who want a full synthetic 0W-20 oil formulated to reduce wear, limit deposit buildup, protect emission-system components, and help manage oil consumption. It’s especially useful for owners seeking extended drain capability, hybrid drivers requiring low-viscosity oils, and anyone looking to restore smoother operation in an older engine while following their vehicle manufacturer’s oil specifications.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this Castrol GTX 0W-20 in a hybrid vehicle?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The 0W-20 grade is suitable for many hybrids, offering cold-start flow and compatibility—check your owner’s manual for manufacturer viscosity requirements.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How does the product protect my catalytic converter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It uses Phosphorous Replacement Technology to lower phosphorus exposure, reducing potential catalyst stress while maintaining engine protection.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55167706825047,"sku":"B0BC9649TZ","price":69.37,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-gtx-high-mileage-0w20-front-label.jpg?v=1790391465"},{"product_id":"castrol-gtx-20w-50-conventional-motor-oil-5-quart-bottle-high-temperature-protection-for-older-engines","title":"Castrol GTX 20W-50 Conventional Motor Oil — 5 Quart bottle, high-temperature protection for older engines","description":"\u003cstrong\u003eCastrol GTX 20W-50 conventional motor oil in a 5-quart bottle is a high-durability engine lubricant built to reduce sludge and protect older or high-mileage gasoline engines under heat and load.\u003c\/strong\u003e\n\nCastrol GTX has a long track record of protecting engines by resisting deposit formation and helping maintain viscosity during demanding use. This 20W-50 grade is a conventional mineral-based oil tailored for warmer climates, higher operating temperatures, and engines that benefit from a thicker film. It combines premium base oils with anti-wear components designed to slow oil breakdown, limit consumption, and keep internal engine surfaces cleaner than many standard conventional oils.\n\n\u003ch3\u003eWhy choose 20W-50 for my vehicle?\u003c\/h3\u003e\n\u003cp\u003e20W-50 is thicker than modern low-viscosity oils, providing a stronger lubricating film at high operating temperatures. It’s commonly selected for older engines, air-cooled motorcycles, or vehicles operating in hot environments where higher-viscosity protection helps maintain oil pressure and reduce metal-to-metal contact.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eThicker high-temperature film for older or heavily worn engines\u003c\/li\u003e\n  \u003cli\u003eHelps maintain oil pressure under sustained heat or heavy loads\u003c\/li\u003e\n  \u003cli\u003eReduces oil consumption in engines prone to burning lighter oils\u003c\/li\u003e\n  \u003cli\u003eWell-suited for summer use or warm-climate operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does Castrol GTX protect against sludge and breakdown?\u003c\/h3\u003e\n\u003cp\u003eThis formulation contains stabilizing additives and quality base stocks that slow thermal and viscosity breakdown. Those components help keep deposits dispersed and prevent the gel-like sludge that can form from oxidized oil, so moving parts remain better lubricated for longer intervals.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAnti-deposit chemistry minimizes sludge buildup\u003c\/li\u003e\n  \u003cli\u003eViscosity protection reduces thinning at high temperatures\u003c\/li\u003e\n  \u003cli\u003eAnti-wear additives protect bearings and cam lobes\u003c\/li\u003e\n  \u003cli\u003eProven performance across API and ILSAC benchmarks\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this oil help improve fuel economy or emissions?\u003c\/h3\u003e\n\u003cp\u003eConventional 20W-50 is focused on protection rather than maximum fuel economy. Castrol GTX’s low-friction components can modestly reduce parasitic drag compared with older formulations, but expect only incremental efficiency gains versus modern low-viscosity synthetics.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUltra-low friction additives can slightly improve drivability\u003c\/li\u003e\n  \u003cli\u003eNot optimized for peak fuel-economy in new engines\u003c\/li\u003e\n  \u003cli\u003eMeets or exceeds API SP\/SN PLUS\/SN\/SM and ILSAC GF-6 benchmarks\u003c\/li\u003e\n  \u003cli\u003eHelps control oil consumption in worn engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I use and store this 5-quart bottle safely?\u003c\/h3\u003e\n\u003cp\u003eThe 5-quart packaging is convenient for single oil changes on most cars and light trucks. Store the bottle upright, sealed, and away from direct heat or sunlight; dispose of used oil responsibly at a certified recycling location.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUse the full 5 quarts to refill most passenger vehicles as required\u003c\/li\u003e\n  \u003cli\u003eKeep closed and stored between 0–40°C (32–104°F) for best shelf life\u003c\/li\u003e\n  \u003cli\u003eFollow your vehicle manufacturer’s viscosity recommendations\u003c\/li\u003e\n  \u003cli\u003eRecycle used oil and used containers per local regulations\u003c\/li\u003e\n\u003c\/ul\u003e\n\nWho is this for?\n\nThis Castrol GTX 20W-50 conventional motor oil is aimed at owners of older cars, trucks, and motorcycles that call for a heavier SAE viscosity — especially vehicles that run hot, have higher mileage, or show mild oil consumption. It’s also a good choice for drivers seeking a proven, budget-friendly conventional oil that emphasizes deposit control and basic anti-wear protection. If your vehicle’s handbook permits 20W-50 and you prioritize durability over the absolute lightest viscosity, this product is a practical, long-standing option.\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Castrol GTX 20W-50 suitable for high-mileage engines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—its heavier viscosity and anti-wear additives make it appropriate for many high-mileage gasoline engines needing thicker protection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this oil meet industry standards?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—this product meets or exceeds API SP\/SN PLUS\/SN\/SM and ILSAC GF-6 specifications.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55167707021655,"sku":"B00JGQLSH8","price":68.71,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-gtx-front-label.jpg?v=1790391462"},{"product_id":"castrol-0w-20-full-synthetic-motor-oil-5-quart-gtx-engine-protection-up-to-10-000-mile-drains","title":"Castrol 0W-20 Full Synthetic Motor Oil, 5 Quart — GTX engine protection, up to 10,000-mile drains","description":"\u003cstrong\u003eCastrol GTX Full Synthetic 0W-20 is a 5‑quart motor oil engineered to reduce wear, resist sludge formation, and help maintain viscosity for up to 10,000 miles between changes.\u003c\/strong\u003e\n\n\u003cp\u003eDesigned for drivers who demand modern performance, this full synthetic blend from Castrol delivers targeted protection for today’s gasoline engines. It combines advanced additives and a robust base oil to fight wear, limit deposit buildup, and withstand thermal breakdown under severe operating conditions. The formulation meets multiple industry and OEM specifications, making it suitable for many late-model vehicles that call for 0W‑20 viscosity.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil protect engine parts during heavy use?\u003c\/h3\u003e\n\u003cp\u003eThe formulation contains wear‑reducing additives that form a protective film on critical moving components, lowering metal‑to‑metal contact. This reduces friction during cold starts and under load, extending the life of bearings, cam lobes, and pistons.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e6X improved wear protection on vital engine surfaces versus industry baseline.\u003c\/li\u003e\n  \u003cli\u003eLow‑temperature flow helps lubricate immediately at startup.\u003c\/li\u003e\n  \u003cli\u003eStrong friction control under sustained high RPM or towing conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this oil keep my engine clean and prevent sludge?\u003c\/h3\u003e\n\u003cp\u003eYes — the additive package is designed to disperse and dissolve existing deposits while protecting against new sludge formation. That helps maintain oil passages, prolonging functional performance of timing and oil control components.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e1.3X better resistance to sludge versus current industry tests.\u003c\/li\u003e\n  \u003cli\u003eDetergents and dispersants aid in removing accumulated residues.\u003c\/li\u003e\n  \u003cli\u003eMaintains cleaner internals over extended drain intervals.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan it withstand heat and long oil‑change intervals?\u003c\/h3\u003e\n\u003cp\u003eThe base oil and stabilizers provide stronger protection against viscosity loss and thermal breakdown than typical full synthetic competitors. That durability supports extended service intervals and consistent oil pressure during hot operating conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e3X greater resistance to viscosity breakdown than leading full synthetics.\u003c\/li\u003e\n  \u003cli\u003eFormulated for protection up to 10,000 miles between oil changes as recommended.\u003c\/li\u003e\n  \u003cli\u003eMaintains film strength under high temperatures and prolonged use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this product compatible with my vehicle’s manufacturer requirements?\u003c\/h3\u003e\n\u003cp\u003eCastrol GTX Full Synthetic 0W‑20 meets or exceeds a broad set of API and OEM approvals, making it suitable for many modern gasoline engines that specify 0W‑20 viscosity. Always confirm your vehicle’s owner manual for exact oil requirements.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAPI SP, SN PLUS, SN level performance included.\u003c\/li\u003e\n  \u003cli\u003eMeets ILSAC GF‑6 and GM dexos1 Gen 3 requirements.\u003c\/li\u003e\n  \u003cli\u003eComplies with Ford WSS‑M2C947‑B1 and WSS‑M2C962‑A1 specifications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? This 5‑quart container of Castrol GTX Full Synthetic 0W‑20 is intended for owners of late‑model gasoline vehicles that call for 0W‑20 oil, DIY mechanics who perform their oil changes, and professional service shops seeking a synthetic formula with strong wear, sludge, and thermal protection. If you want a product that balances cold‑start lubrication, deposit control, and extended drain capability while aligning with multiple OEM specs, this oil is a practical choice. Always follow your vehicle manufacturer’s recommended viscosity and service intervals for best results.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this oil if my car requires 0W‑20?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it’s formulated for engines specifying 0W‑20 and meets many OEM approvals—confirm your owner’s manual first.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often can I change the oil when using this product?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: This formula supports up to 10,000 miles between oil changes as a guideline—follow your vehicle manufacturer’s interval recommendations.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55167750766935,"sku":"B09M96678H","price":72.28,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-gtx-full-synthetic-0w-20-front-label.jpg?v=1790392661"},{"product_id":"castrol-edge-high-mileage-5w-30-full-synthetic-motor-oil-5-qt-engine-wear-protection-emission-system-care","title":"Castrol EDGE High Mileage 5W-30 Full Synthetic Motor Oil, 5 qt — Engine wear protection \u0026 emission-system care","description":"\u003cp\u003e\u003cstrong\u003eCastrol EDGE High Mileage 5W-30 is a full synthetic motor oil formulated to protect and rejuvenate engines with over 75,000 miles while reducing emissions system wear.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for drivers who want dependable protection for aging engines, this 5-quart bottle of Castrol EDGE High Mileage 5W-30 blends advanced synthetic base oils with a tailored additive package. It focuses on controlling sludge, minimizing oil consumption, and helping prevent corrosion and timing-chain wear while incorporating a phosphorus reduction system to support catalytic converter longevity.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil help older engines run more reliably?\u003c\/h3\u003e\n\u003cp\u003eThe formula targets common high-mileage issues: leaks, oil burnoff, deposits and friction-related wear. It replenishes protective film strength in worn components to reduce metal-to-metal contact and slow further deterioration.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReinforced film strength for reduced friction and wear\u003c\/li\u003e\n  \u003cli\u003eAdditives that limit sludge and deposit buildup\u003c\/li\u003e\n  \u003cli\u003eIngredients that reduce oil burnoff and seepage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this oil protect my vehicle’s emission system?\u003c\/h3\u003e\n\u003cp\u003eCastrol EDGE High Mileage 5W-30 uses Phosphorus Replacement Technology to lower traditional phosphorus levels that can harm catalytic converters. The result is a formulation intended to maintain emission-system performance without sacrificing engine protection.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePhosphorus reduction to help protect catalytic converters\u003c\/li\u003e\n  \u003cli\u003eProprietary additive to safeguard emission components\u003c\/li\u003e\n  \u003cli\u003eBalances emission protection with anti-wear performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow long can I expect between oil changes with this product?\u003c\/h3\u003e\n\u003cp\u003eThe product is designed for extended drain intervals under recommended maintenance practices. Castrol specifies up to 15,000 miles or one year between oil changes, whichever comes first, but actual intervals depend on driving conditions and manufacturer recommendations.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUp to 15,000 miles between changes under ideal conditions*\u003c\/li\u003e\n  \u003cli\u003eOne year maximum interval if mileage limit isn’t reached\u003c\/li\u003e\n  \u003cli\u003eFollow vehicle manufacturer guidelines for best results\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich industry standards and vehicle specs does this oil meet?\u003c\/h3\u003e\n\u003cp\u003eThis 5W-30 meets a broad set of modern engine oil requirements to ensure compatibility and performance across many late-model and older high-mileage vehicles. It satisfies key API and ILSAC categories and specific OEM test requirements from major manufacturers.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAPI: SP, SN PLUS, SN, SM level performance\u003c\/li\u003e\n  \u003cli\u003eILSAC GF-6 approval for contemporary gasoline engines\u003c\/li\u003e\n  \u003cli\u003eMeets Chrysler MS 6395 and Ford WSS-M2C946-B1 \/ WSS-M2C961-A3 requirements\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Castrol EDGE High Mileage 5W-30 is aimed at owners of gasoline-powered cars and light trucks with mileage over roughly 75,000 miles who want a full synthetic oil that addresses leakage, oil consumption, deposits and emission-system longevity. It’s suitable for drivers seeking extended drain capability while meeting API and OEM specifications, but always check your vehicle’s manual for the recommended viscosity and service categories before switching oils.\u003c\/p\u003e\n\n\u003cp\u003e\u003csmall\u003e*Extended drain capability is dependent on driving habits, vehicle condition and following manufacturer guidance; consult your owner’s manual.\u003c\/small\u003e\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this oil compatible with my high-mileage car?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: If your vehicle recommends 5W-30 and has over 75,000 miles, this oil is compatible; verify with your owner’s manual.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this for extended oil change intervals?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Castrol notes up to 15,000 miles or one year under ideal conditions, but follow manufacturer guidance and driving conditions.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55167755878743,"sku":"B01CRYHNI8","price":69.37,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-edge-high-mileage-front-packaging.jpg?v=1790392844"},{"product_id":"castrol-gtx-full-synthetic-5w-30-motor-oil-5-quart-bottle-extended-wear-protection-sludge-control","title":"Castrol GTX Full Synthetic 5W-30 Motor Oil — 5 Quart Bottle, Extended Wear Protection \u0026 Sludge Control","description":"\u003cp\u003e\u003cstrong\u003eCastrol GTX Full Synthetic 5W-30 is a full-synthetic engine oil in a 5-quart bottle engineered to protect critical engine parts, control sludge, and resist viscosity breakdown for extended service intervals.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis full-synthetic 5W-30 from Castrol GTX is formulated to help keep modern gasoline engines cleaner and running more reliably under severe operating conditions. It targets key contributors to engine wear and sludge buildup while maintaining stable lubrication properties over long drain intervals. The formula meets current industry specifications and several manufacturer approvals, making it suitable for a wide range of passenger cars and light trucks that call for a 5W-30 grade.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil protect my engine during heavy use?\u003c\/h3\u003e\n\u003cp\u003eThe formulation uses advanced additives and synthetic base stocks to reduce metal-to-metal wear and to maintain protective film strength at high temperatures. This helps components like bearings and camshafts resist accelerated wear.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e6x better wear protection on critical parts versus industry standards.\u003c\/li\u003e\n  \u003cli\u003eStronger film strength to preserve moving parts under load.\u003c\/li\u003e\n  \u003cli\u003eDesigned to resist viscosity breakdown during extended use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it help prevent sludge and keep my engine cleaner?\u003c\/h3\u003e\n\u003cp\u003eCastrol GTX Full Synthetic is engineered to clean away existing sludge residues in engines with high sludge levels and to inhibit new sludge formation compared with baseline industry requirements. That contributes to more consistent oil flow and efficient oil passages.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e1.3x better sludge protection than industry test limits.\u003c\/li\u003e\n  \u003cli\u003eDetergent and dispersant chemistry targets deposits and varnish precursors.\u003c\/li\u003e\n  \u003cli\u003eHelps maintain clean internals for longer intervals between services.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow long can I expect protection between oil changes?\u003c\/h3\u003e\n\u003cp\u003eThe product is formulated to provide dependable protection for up to typical extended intervals; the label supports protection for 10,000 miles between changes when used per manufacturer guidance. Always follow your vehicle maker’s maintenance schedule and driving conditions for drain intervals.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFormulated for protection up to 10,000 miles under recommended conditions.\u003c\/li\u003e\n  \u003cli\u003eImproved resistance to viscosity loss reduces breakdown over time.\u003c\/li\u003e\n  \u003cli\u003eCompatible with many modern service intervals when vehicle approvals match.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich specifications and vehicle approvals does this oil meet?\u003c\/h3\u003e\n\u003cp\u003eCastrol GTX Full Synthetic 5W-30 complies with current API and ILSAC standards and carries manufacturer approvals that cover many GM and Ford gasoline engines. Check your owner’s manual to confirm compatibility before use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMeets or exceeds API SQ\/SP\/SN PLUS\/SN and ILSAC GF-7 specifications.\u003c\/li\u003e\n  \u003cli\u003eApproved for GM dexos1 Gen 3 and meets select Ford WSS-M2C specifications.\u003c\/li\u003e\n  \u003cli\u003eSuitable for vehicles calling for conventional 5W-30 full-synthetic oils with these specs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Drivers and DIYers who want a modern full-synthetic 5W-30 that prioritizes wear protection, sludge control, and viscosity stability for extended service intervals. It’s well suited to owners of gasoline-powered passenger cars and light trucks whose manufacturer recommendations align with API SP\/ILSAC GF-7 or the listed GM and Ford approvals, and for anyone looking to reduce engine deposit risk during severe or varied driving conditions.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use Castrol GTX Full Synthetic 5W-30 in my car?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use it if your vehicle manufacturer approves 5W-30 full-synthetic oils and lists API SP\/ILSAC GF-7 or the listed manufacturer approvals.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change this oil?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Follow your vehicle’s maintenance schedule; the formula supports protection up to 10,000 miles under recommended conditions.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55167758401879,"sku":"B09M982T3B","price":69.37,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-gtx-full-synthetic-5w30-front-packaging.jpg?v=1790392912"},{"product_id":"castrol-gtx-full-synthetic-5w-20-motor-oil-5-quart-jug-engine-wear-protection-sludge-control","title":"Castrol GTX Full Synthetic 5W-20 Motor Oil — 5 Quart jug, engine wear protection \u0026 sludge control","description":"\u003cp\u003e\u003cstrong\u003eCastrol GTX Full Synthetic 5W-20 is a full-synthetic motor oil formulated to reduce engine wear, clean and resist sludge, and maintain stable viscosity for long drain intervals.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDesigned for modern gasoline engines, this 5-quart jug of Castrol GTX Full Synthetic 5W-20 delivers a balance of protection and performance for everyday driving and extended service intervals. Its formulation targets wear-prone parts, breaks down and removes existing sludge when present, and helps prevent new deposits from forming. The oil meets multiple industry and OEM specifications, making it suitable for many late-model vehicles that require 5W-20 viscosity.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil help protect my engine under severe driving conditions?\u003c\/h3\u003e\n\u003cp\u003eCastrol GTX Full Synthetic is engineered to provide enhanced wear protection and thermal stability in tough conditions like stop-and-go traffic, towing, or hot-weather driving. It forms a protective film on critical engine components and resists viscosity loss at high temperatures.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e6x better wear protection on key engine parts compared to industry standards**\u003c\/li\u003e\n  \u003cli\u003e3x stronger resistance to viscosity breakdown than a leading full synthetic^\u003c\/li\u003e\n  \u003cli\u003eMaintains stable oil pressure and film strength during high-heat operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this oil keep my engine cleaner and prevent sludge buildup?\u003c\/h3\u003e\n\u003cp\u003eThe formula includes detergents and dispersants designed to remove existing heavy sludge in high-contamination engines and limit formation of new deposits. That helps preserve oil flow and combustion efficiency over time.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e1.3x better sludge protection versus industry requirements*\u003c\/li\u003e\n  \u003cli\u003eActive cleaning agents that dissolve aged deposits tested in high-sludge conditions\u003c\/li\u003e\n  \u003cli\u003eHelps maintain oil passages and lifter performance by reducing deposit accumulation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I extend oil change intervals with this product?\u003c\/h3\u003e\n\u003cp\u003eCastrol GTX Full Synthetic supports extended change intervals when used according to vehicle manufacturer recommendations and driving conditions. Its improved thermal and oxidative stability helps the oil resist breakdown for longer service life.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFormulated to provide protection for up to 10,000 miles between oil changes in appropriate service schedules\u003c\/li\u003e\n  \u003cli\u003eStrong viscosity control reduces thinning over time\u003c\/li\u003e\n  \u003cli\u003eCompatible with many modern engines that authorize extended drain periods\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this oil compatible with my car's specifications?\u003c\/h3\u003e\n\u003cp\u003eThis 5W-20 grade meets several current industry and OEM standards, making it a fit for many gasoline engines requiring API SP\/SN Plus\/SN and ILSAC GF-6. Always verify your owner’s manual for the recommended viscosity and specifications.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAPI SP\/SN PLUS\/SN and ILSAC GF-6 compliant\u003c\/li\u003e\n  \u003cli\u003eMeets Ford WSS-M2C945-B1 and WSS-M2C960-A1 specifications\u003c\/li\u003e\n  \u003cli\u003eSuitable for vehicles specifying full synthetic 5W-20 under manufacturer guidance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Castrol GTX Full Synthetic 5W-20 (5 quarts) is intended for drivers who want robust, modern protection for gasoline engines—especially those who encounter heavy city driving, high-temperature conditions, or who prefer extended oil change intervals where permitted. It is a good choice for owners of vehicles that list API SP or ILSAC GF-6 and Ford WSS-M2C945-B1\/WSS-M2C960-A1 among approved fluids. Always consult your vehicle’s handbook before switching oil types or extending drain intervals.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use Castrol GTX Full Synthetic 5W-20 in older engines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, if the vehicle manufacturer approves 5W-20 synthetic oil. Check your owner’s manual and seals; some older engines may prefer conventional or a different viscosity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change this oil?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Follow your vehicle’s recommended interval. This oil supports up to 10,000 miles between changes when permitted by the manufacturer and driving conditions.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55167894225239,"sku":"B09M978975","price":69.37,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-gtx-front-label_d5bdbbce-9445-4a61-aa97-7b377027ff6c.jpg?v=1790395505"},{"product_id":"castrol-gtx-full-synthetic-high-mileage-5w-30-motor-oil-1-quart-pack-of-6-wear-protection-seal-conditioning","title":"Castrol GTX Full Synthetic High Mileage 5W-30 Motor Oil — 1 Quart Pack of 6, Wear Protection \u0026 Seal Conditioning","description":"\u003cp\u003e\u003cstrong\u003eCastrol GTX Full Synthetic High Mileage 5W-30 is a full-synthetic engine oil formulated to help extend the life and performance of vehicles with more than 75,000 miles.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis motor oil combines a modern full-synthetic base with a high-mileage-focused additive system to address common wear and aging issues in older engines. It targets corrosion, sludge, friction-related wear and emission-system stress while using a low-phosphorus approach to help protect catalytic converters. The formula is engineered for everyday driving and seasonal starts, making it a budget-friendly option for owners who want synthetic protection without premium pricing.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil help high-mileage engines?\u003c\/h3\u003e\n\u003cp\u003eThe formula includes additives specifically chosen to reduce wear, control sludge, and address seals and gaskets that can harden or shrink with age. These elements work together to maintain oil pressure, reduce friction, and limit deposits that sap performance over time.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdditive package aimed at corrosion prevention and sludge control.\u003c\/li\u003e\n  \u003cli\u003eFriction-reducing agents to lower timing and engine wear.\u003c\/li\u003e\n  \u003cli\u003eSeal conditioners to help reduce leaks in aged engines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it protect my vehicle’s emission system and catalytic converter?\u003c\/h3\u003e\n\u003cp\u003eCastrol GTX High Mileage uses a Phosphorus Replacement Technology designed to lower harmful phosphorus levels compared with older formulations. This helps reduce the chemical stress on catalytic converters and other emission components while complying with modern engine oil performance requirements.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePhosphorus-reduction approach to help protect catalytic converters.\u003c\/li\u003e\n  \u003cli\u003eProprietary additives formulated to be emission-system friendly.\u003c\/li\u003e\n  \u003cli\u003eMeets modern oil specifications to align with emission controls.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does wear protection and oil stability compare to standard oils?\u003c\/h3\u003e\n\u003cp\u003eThis product advertises significantly improved wear protection versus common industry baselines and is engineered to resist oil burn-off under normal driving conditions. That translates to more consistent lubrication and potentially longer intervals between oil top-ups under directed service schedules.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdvertised as delivering up to 6x better wear protection than the industry standard.\u003c\/li\u003e\n  \u003cli\u003eEnhanced resistance to oil consumption and thermal breakdown.\u003c\/li\u003e\n  \u003cli\u003eFormulated for reliable protection across temperature ranges typical for 5W-30 grades.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat specifications and vehicle types is this oil suitable for?\u003c\/h3\u003e\n\u003cp\u003eCastrol GTX Full Synthetic High Mileage 5W-30 meets key modern industry standards suitable for many gasoline engines, including several manufacturer requirements. It is also compatible with many hybrid vehicles when the 0W grade variants are specified by manufacturers.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMeets API SP, SN PLUS, SN and ILSAC GF-6 performance levels.\u003c\/li\u003e\n  \u003cli\u003eMeets Ford WSS-M2C961-A1 specification where applicable.\u003c\/li\u003e\n  \u003cli\u003eSuitable for many modern passenger cars, light trucks, and compatible hybrids when matched to vehicle requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Vehicle owners with engines showing higher mileage who want the benefits of a full-synthetic oil tailored for older powertrains. It’s aimed at drivers seeking stronger wear protection, reduced deposit formation, and a formulation mindful of emission-system longevity — available in convenient one-quart bottles sold as a six-pack for routine maintenance.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this oil suitable for engines over 75,000 miles?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It’s formulated specifically for higher-mileage engines to address wear, sludge, and seals.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What specifications does this 5W-30 meet?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Meets API SP, SN PLUS, SN, ILSAC GF-6 and Ford WSS-M2C961-A1 where applicable.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55168510493015,"sku":"B0DMBQMVV2","price":79.98,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-gtx-front-label_befcf552-110b-4fdd-850f-0ac85ec9a1ce.jpg?v=1790406092"},{"product_id":"castrol-edge-extended-performance-5w-30-full-synthetic-motor-oil-1-qt-x6-extended-protection-high-temp-stability","title":"Castrol EDGE Extended Performance 5W-30 Full Synthetic Motor Oil, 1 Qt x6 — Extended Protection \u0026 High-Temp Stability","description":"\u003cp\u003e\u003cstrong\u003eCastrol EDGE Extended Performance 5W-30 is a hyper-premium full synthetic motor oil engineered to deliver extended protection, superior thermal stability and up to 25,000 miles between changes under recommended conditions.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for modern gasoline engines, this Castrol EDGE formulation uses proprietary additive technology and strengthened base oils to resist viscosity breakdown, reduce wear and maintain engine performance at high temperatures. It meets or exceeds industry and OEM specifications—API, ILSAC, ACEA and GM dexos1 Gen 3—so it’s suitable for a wide range of late-model vehicles that require a 5W-30 synthetic oil.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil protect my engine under severe driving?\u003c\/h3\u003e\n\u003cp\u003eCastrol engineered this formulation to retain film strength and resist thermal degradation during high-load and high-temperature conditions. That helps limit metal-to-metal contact, reducing wear and preserving critical engine parts over time.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e3x stronger film strength in comparative viscosity breakdown testing\u003c\/li\u003e\n  \u003cli\u003eHighest level of wear protection per Castrol internal testing\u003c\/li\u003e\n  \u003cli\u003e50x better high-temperature performance vs test limits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan this oil support extended drain intervals like 25,000 miles?\u003c\/h3\u003e\n\u003cp\u003eThe product is formulated to maintain performance for extended intervals, but actual drain periods depend on driving habits, engine condition and manufacturer guidance. Castrol specifies up to 25,000 miles or one year under recommended conditions; always follow your vehicle maker's service schedule.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFormulated to resist viscosity breakdown over long drains\u003c\/li\u003e\n  \u003cli\u003ePerformance validated against industry engine and oxidation tests\u003c\/li\u003e\n  \u003cli\u003eFollow OEM recommendations before extending drain intervals\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich vehicles and specifications is this oil compatible with?\u003c\/h3\u003e\n\u003cp\u003eEDGE Extended Performance 5W-30 is intended for gasoline engines that call for a 5W-30 full synthetic meeting modern OEM specs. It carries approvals and meets test requirements across major standards, making it compatible with many late-model cars and light trucks.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMeets or exceeds API SP\/SN PLUS\/SN and ILSAC GF-7\u003c\/li\u003e\n  \u003cli\u003eACEA A5\/B5, C2 and GM dexos1 Gen 3 compliant\u003c\/li\u003e\n  \u003cli\u003eCompatible with Honda HTO-06, Ford WSS-M2C946-B1 \/ WSS-M2C961-A1, and Chrysler MS 6395 when 5W-30 is specified\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat performance improvements can I expect in daily driving?\u003c\/h3\u003e\n\u003cp\u003eSwapping to this full synthetic can improve cold-start flow, stabilize oil film at operating temperature and reduce long-term engine wear. Many drivers notice consistent performance across temperature extremes and a reliable viscosity profile that supports efficient operation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eGood cold-weather pumpability with SAE 5W rating\u003c\/li\u003e\n  \u003cli\u003eStable SAE 30 hot-viscosity to protect at operating temperatures\u003c\/li\u003e\n  \u003cli\u003eHelps maintain engine efficiency and reduce wear over time\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Castrol EDGE Extended Performance 5W-30 is aimed at drivers of modern gasoline vehicles who want a high-performance full synthetic oil with reinforced film strength and broad OEM approvals. It’s a fit for owners seeking robust wear protection, strong high-temperature stability and the option to discuss extended drain intervals with their service provider. Always verify your vehicle’s required oil weight and OEM approvals before use.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Castrol EDGE 5W-30 full synthetic?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. This Castrol EDGE 5W-30 is a full synthetic motor oil formulated for modern gasoline engines.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I extend oil changes to 25,000 miles with this oil?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Castrol specifies up to 25,000 miles or one year under recommended conditions, but follow your vehicle maker’s service schedule before extending drains.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55168585662807,"sku":"B007G7PV6I","price":86.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-edge-5w30-front-packaging.jpg?v=1790409197"},{"product_id":"castrol-edge-full-synthetic-motor-oil-10w-30-5-qt-advanced-wear-protection-high-temp-stability","title":"Castrol EDGE full synthetic motor oil 10W-30 — 5 qt, advanced wear protection \u0026 high-temp stability","description":"\u003cp\u003e\u003cstrong\u003eCastrol EDGE 10W-30 is a full synthetic motor oil engineered to deliver maximum wear protection, stable viscosity, and reliable high-temperature performance for modern engines.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eBuilt for drivers who demand consistent engine response and long service intervals, Castrol EDGE 10W-30 combines advanced base oils and proprietary additives to control breakdown, minimize deposits, and sustain lubricating film under stress. This 5-quart container supplies a full refill for many cars and light trucks and meets or exceeds current API and ILSAC specifications, making it suitable for a wide range of gasoline engines.\u003c\/p\u003e\n\n\u003ch3\u003eHow does Castrol EDGE 10W-30 protect my engine during heavy loads?\u003c\/h3\u003e\n\u003cp\u003eCastrol EDGE uses a reinforced synthetic formulation that maintains a strong lubricating film when engines run hot or under high torque. That film reduces metal-to-metal contact and helps prevent accelerated wear in severe driving conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEngineered additives improve shear stability and preserve viscosity under stress.\u003c\/li\u003e\n  \u003cli\u003eDemonstrated high-stress protection versus standard tests for wear prevention.\u003c\/li\u003e\n  \u003cli\u003eDesigned to resist oil breakdown at elevated temperatures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan this oil extend oil change intervals without compromising safety?\u003c\/h3\u003e\n\u003cp\u003eThe formulation supports extended drain intervals by resisting sludge formation and thermal degradation, enabling up to the manufacturer-recommended 20,000 miles or one year where applicable. Always follow your vehicle maker’s specified service schedule and monitor oil condition between changes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReduced deposit and sludge formation prolongs effective oil life.\u003c\/li\u003e\n  \u003cli\u003eStability under thermal stress helps maintain performance over prolonged use.\u003c\/li\u003e\n  \u003cli\u003eCompatible with vehicles specifying API SP\/SN and ILSAC GF-7 standards.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this oil improve fuel economy or daily drivability?\u003c\/h3\u003e\n\u003cp\u003eBy controlling viscosity and minimizing internal friction, Castrol EDGE 10W-30 can contribute to improved mechanical efficiency compared with lower-grade oils. While gains vary by vehicle, maintaining proper viscosity helps smoother starts, consistent oil pressure, and predictable engine response.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOptimized viscosity control reduces parasitic losses in the engine.\u003c\/li\u003e\n  \u003cli\u003eHelps stabilize oil pressure across temperature ranges for reliable start-up.\u003c\/li\u003e\n  \u003cli\u003eFormulation addresses common performance areas like wear and deposit control.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Drivers with modern gasoline engines seeking a high-performance, full synthetic motor oil that balances wear protection, thermal stability, and potential extended drain capability. It’s well suited for daily commuters, long-distance drivers, and owners who follow manufacturer oil-change intervals and use oils meeting API SP\/SN and ILSAC GF-7 specifications. If your vehicle requires 10W-30 and you want an oil designed to resist breakdown under stress while helping preserve engine cleanliness and efficiency, Castrol EDGE 10W-30 in a 5-quart package is an appropriate choice.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey approvals and performance notes:\u003c\/strong\u003e exceeds API SQ\/SP\/SN PLUS\/SN, licensed to ILSAC GF-7; independent tests show stronger shear resistance, improved high-stress performance, and support for longer change intervals when used per vehicle manufacturer guidance.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Castrol EDGE 10W-30 compatible with my car?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: If your vehicle specifies 10W-30 and accepts API SP\/SN or ILSAC GF-7 oils, Castrol EDGE 10W-30 is compatible. Check your owner’s manual for exact requirements.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I go 20,000 miles between oil changes with this oil?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Castrol EDGE supports extended intervals up to 20,000 miles where recommended, but always follow your vehicle manufacturer’s service schedule and driving conditions.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55168598475095,"sku":"B00GSQD3GI","price":71.6,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-edge-10w30-front-label.jpg?v=1790409687"},{"product_id":"castrol-edge-high-mileage-0w-20-full-synthetic-motor-oil-5-quart-seal-conditioning-emission-protection","title":"Castrol EDGE High Mileage 0W-20 Full Synthetic Motor Oil, 5 Quart — Seal Conditioning \u0026 Emission Protection","description":"\u003cp\u003e\u003cstrong\u003eCastrol EDGE High Mileage 0W-20 is a full synthetic motor oil formulated to protect engines with over 75,000 miles by reducing wear, controlling deposits, and helping preserve the emission system.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your vehicle has high mileage, internal parts face increased wear, seals can harden, and emission components may degrade. This Castrol EDGE High Mileage 0W-20 blend uses advanced additives and a phosphorus-reduction approach to lower stress on catalytic converters while minimizing leaks, oil burnoff, and sludge build-up. It’s designed for modern engines that need the fluidity of 0W-20 at cold start and stable protection during hot operation.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil protect older engines during startup and highway driving?\u003c\/h3\u003e\n\u003cp\u003eThe 0W-20 viscosity grade flows quickly at low temperatures to reduce startup wear and forms a stable film at operating temperatures to resist thinning during highway speeds. That balance helps limit friction-related wear at every driving stage.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFast cold-flow to lower wear during ignition and initial rotation\u003c\/li\u003e\n  \u003cli\u003eHigh thermal stability to resist breakdown at sustained highway RPMs\u003c\/li\u003e\n  \u003cli\u003eAdditives that strengthen the oil film between moving parts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat features help extend the life of emission components?\u003c\/h3\u003e\n\u003cp\u003eThis formulation uses Phosphorus Replacement Technology to cut harmful phosphorus while maintaining necessary protection, helping reduce catalytic converter stress. The additive package also helps control deposits that can interfere with emission-control function.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReduced phosphorus to support catalytic converter longevity\u003c\/li\u003e\n  \u003cli\u003eProprietary additives aimed at minimizing harmful deposits\u003c\/li\u003e\n  \u003cli\u003eFormulated to protect emission system components without compromising wear protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does it address common high-mileage problems like leaks and sludge?\u003c\/h3\u003e\n\u003cp\u003eCastrol EDGE High Mileage includes components intended to condition seals and limit oil consumption, while detergents and dispersants help keep contaminants suspended to prevent sludge. Together these reduce slip, burning oil, and power-robbing buildup in older engines.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSeal conditioners to help reduce small leaks and seepage\u003c\/li\u003e\n  \u003cli\u003eDetergent chemistry that combats sludge formation\u003c\/li\u003e\n  \u003cli\u003eFormulation reduces oil burnoff and preserves engine cleanliness\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat service intervals and specifications does this oil meet?\u003c\/h3\u003e\n\u003cp\u003eThis Castrol formulation supports extended drain capabilities and meets major industry and manufacturer standards for 0W-20 oils. Follow vehicle manufacturer recommendations; Castrol notes up to 15,000 miles between oil changes under qualifying conditions or one year, whichever comes first.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUp to 15,000 miles or one year between oil changes in qualifying conditions*\u003c\/li\u003e\n  \u003cli\u003eMeets API SP\/SN PLUS\/SN\/SM and ILSAC GF-6\u003c\/li\u003e\n  \u003cli\u003eMeets Chrysler MS 6395 and Ford WSS-M2C947-B1 \/ WSS-M2C962-A2 requirements\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Castrol EDGE High Mileage 0W-20 is aimed at owners of gasoline-powered vehicles with roughly 75,000 miles or more who want a modern full synthetic oil that reduces wear, helps control leaks and deposits, and is formulated to be gentler on emission systems. It’s suitable for drivers seeking an oil that supports long drain intervals while meeting contemporary OEM specifications. Always check your owner’s manual for the recommended viscosity and maintenance intervals before use.\u003c\/p\u003e\n\n\u003cp\u003e\u003csmall\u003e*Actual oil change interval depends on driving conditions, vehicle type, and oil monitoring systems; follow manufacturer guidance.\u003c\/small\u003e\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use Castrol EDGE High Mileage 0W-20 in a 4-cylinder engine with 100,000 miles?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, if your vehicle manufacturer approves 0W-20. It’s formulated for high-mileage gasoline engines and helps reduce leaks and deposits; confirm compatibility in your owner’s manual.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this oil actually allow 15,000-mile change intervals?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Castrol notes up to 15,000 miles between drains under qualifying conditions. Always follow your vehicle’s maintenance schedule and oil monitoring systems.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55168621576535,"sku":"B092LJ4ZXN","price":71.6,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-edge-high-mileage-0w20-front-label.jpg?v=1790410043"},{"product_id":"castrol-edge-5w-30-full-synthetic-motor-oil-5-quart-advanced-wear-protection-and-high-temperature-stability","title":"Castrol EDGE 5W-30 Full Synthetic Motor Oil, 5-Quart — Advanced wear protection and high-temperature stability","description":"\u003cp\u003e\u003cstrong\u003eCastrol EDGE 5W-30 is an advanced full synthetic motor oil engineered to deliver superior wear protection, stable viscosity, and consistent high-temperature performance for modern gasoline engines.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for drivers who demand dependable engine performance and extended oil-change intervals, Castrol EDGE 5W-30 combines modern additive chemistry with rigorous industry approvals. It targets improved fuel economy, reduced sludge formation, and robust protection under high stress, making it suitable for a wide range of vehicles that specify 5W-30 synthetic oil.\u003c\/p\u003e\n\n\u003ch3\u003eWhat key benefits does this oil deliver for daily driving?\u003c\/h3\u003e\n\u003cp\u003eCastrol EDGE 5W-30 focuses on core areas that affect everyday engine health and efficiency. It maintains stable viscosity across a wide temperature range and reduces mechanical wear, so engines start smoothly and run cleanly during normal commuting and highway trips.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e3x stronger against viscosity breakdown than leading synthetics (Kurt Orbahn test).\u003c\/li\u003e\n  \u003cli\u003eImproved fuel economy through controlled friction characteristics.\u003c\/li\u003e\n  \u003cli\u003eEnhanced sludge control to keep oil passages and filters cleaner.\u003c\/li\u003e\n  \u003cli\u003eHigh-temperature stability to protect during sustained hard driving.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does Castrol EDGE perform under high-stress or demanding conditions?\u003c\/h3\u003e\n\u003cp\u003eThis formulation is optimized for high-load and high-temperature environments, helping components resist wear when engines are pushed hard. Laboratory engine tests show notable improvements over API baseline limits for high-stress scenarios.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e10x better high-stress performance measured by Seq IX testing.\u003c\/li\u003e\n  \u003cli\u003eMaintains protective film at elevated temperatures to minimize metal-to-metal contact.\u003c\/li\u003e\n  \u003cli\u003eReduces deposit formation during extended high-load runs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I use this oil to extend oil-change intervals and still protect my engine?\u003c\/h3\u003e\n\u003cp\u003eCastrol EDGE 5W-30 supports longer service intervals when used according to manufacturer guidance and local maintenance schedules. The formulation provides durability for extended drain recommendations, though always follow your vehicle maker's specified interval.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRated for up to 20,000 miles between changes in appropriate service schedules (or one year).\u003c\/li\u003e\n  \u003cli\u003eHigh thermal stability reduces breakdown over extended intervals.\u003c\/li\u003e\n  \u003cli\u003eMeets engine test requirements to support extended drain capability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich vehicle specifications and approvals does this oil meet?\u003c\/h3\u003e\n\u003cp\u003eThis Castrol product meets a broad set of industry standards and manufacturer approvals, making it compatible with many modern gasoline engines. Check your owner's manual for compatibility with API, ILSAC, and OEM requirements.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eExceeds API SQ \/ SP \/ SN PLUS \/ SN performance levels.\u003c\/li\u003e\n  \u003cli\u003eMeets ILSAC GF-7 and is approved for GM dexos1 Gen 3.\u003c\/li\u003e\n  \u003cli\u003eMeets various OEM test requirements including Chrysler MS 6395, Ford WSS-M2C946-B1, and Ford WSS-M2C961-A1.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Castrol EDGE 5W-30 is aimed at drivers of modern gasoline-powered cars who want a premium full synthetic oil offering strong wear protection, stable viscosity across temperatures, and compatibility with extended service intervals. It is particularly suitable for owners who follow OEM approvals such as GM dexos1 Gen 3 or need a versatile 5W-30 grade for mixed driving conditions, from daily commutes to spirited highway runs. Always verify your vehicle’s recommended viscosity and approvals before use.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eFeatures summary:\u003c\/em\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e3X stronger than the leading full synthetic* (viscosity breakdown).\u003c\/li\u003e\n  \u003cli\u003e10X better high-stress performance** (Seq IX engine test).\u003c\/li\u003e\n  \u003cli\u003e20,000 miles between oil changes*** (or one year).\u003c\/li\u003e\n  \u003cli\u003eApproved and licensed specifications including API SQ\/SP\/SN PLUS\/SN, ILSAC GF-7, and GM dexos1 Gen 3.\u003c\/li\u003e\n  \u003cli\u003eMeets engine test requirements of Chrysler MS 6395, Ford WSS-M2C946-B1, and Ford WSS-M2C961-A1.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003csmall\u003e*Viscosity breakdown as measured in Kurt Orbahn test on 5W-30 grade. **As measured in Seq IX test under high load\/torque conditions vs. API SQ test limits. ***Or one year, whichever comes first.\u003c\/small\u003e\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Castrol EDGE 5W-30 compatible with my car?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Check your owner's manual for 5W-30 viscosity and approvals like API SP or GM dexos1 Gen 3; if listed, it's compatible.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I extend oil-change intervals with this oil?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: This oil supports extended drains up to 20,000 miles in appropriate service schedules, but always follow manufacturer recommendations.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55168735707479,"sku":"B00ICSWGJ0","price":71.6,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-edge-5w30-front-bottle.jpg?v=1790412833"},{"product_id":"castrol-edge-euro-0w-40-full-synthetic-motor-oil-5-qt-a3-b4-high-performance-protection","title":"Castrol Edge Euro 0W-40 Full Synthetic Motor Oil, 5 qt — A3\/B4 High-Performance Protection","description":"\u003cp\u003e\u003cstrong\u003eCastrol Edge Euro 0W-40 A3\/B4 is a full synthetic engine oil formulated to meet and exceed European manufacturer specifications for high-performance gasoline and diesel engines.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eSpecifically engineered for modern European cars, this full synthetic motor oil is designed to manage extreme pressure, heat and friction common in high-output engines. Castrol Edge Euro blends advanced base stocks and additives to provide stable viscosity, improved piston cleanliness and broad compatibility with turbocharged and direct-injection engines. The formula targets the demanding test limits set by OEMs so it can support longevity and performance under real-world driving conditions.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil help protect engines under heavy load?\u003c\/h3\u003e\n\u003cp\u003eThe oil provides enhanced film strength and viscosity control to maintain a lubricating barrier even at high temperatures and pressures. That reduces metal-to-metal contact risk and helps preserve engine components during sustained high-load operation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdvanced full synthetic base stocks resist shear at high RPMs.\u003c\/li\u003e\n  \u003cli\u003eImproved viscosity retention for consistent oil pressure.\u003c\/li\u003e\n  \u003cli\u003eAdditives boost film resilience under thermal stress.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this meet European car manufacturer specifications?\u003c\/h3\u003e\n\u003cp\u003eYes — Castrol Edge Euro 0W-40 A3\/B4 is engineered to align with the stricter requirements commonly issued by European OEMs. The product is formulated to go beyond minimum test limits used in manufacturer approvals, giving extra margin for performance and protection.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned to satisfy A3\/B4 category demands for gasoline and diesel engines.\u003c\/li\u003e\n  \u003cli\u003eFormulated for compliance with intensive OEM engine tests.\u003c\/li\u003e\n  \u003cli\u003eSuitable for vehicles requiring 0W-40 viscosity with European approvals.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this oil affect engine cleanliness and efficiency?\u003c\/h3\u003e\n\u003cp\u003eThis formulation improves piston cleanliness and helps maintain engine efficiency by limiting deposit formation and keeping moving parts cleaner over time. Cleaner pistons and rings help preserve combustion efficiency and long-term power delivery.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMeasured piston cleanliness improvements in industry tests versus limits.\u003c\/li\u003e\n  \u003cli\u003eDetergents and dispersants reduce sludge and varnish buildup.\u003c\/li\u003e\n  \u003cli\u003eHelps sustain fuel economy by maintaining smooth internal surfaces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the practical benefits for everyday driving?\u003c\/h3\u003e\n\u003cp\u003eDrivers will notice reliable cold starts, steady oil pressure across operating range, and protection during spirited or long-distance driving. The oil’s stability means fewer performance surprises and consistent protection between service intervals.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e0W viscosity aids quick cold-weather circulation and protection.\u003c\/li\u003e\n  \u003cli\u003eStable high-temperature performance for highway and towing conditions.\u003c\/li\u003e\n  \u003cli\u003eSupports extended engine life through reduced wear and deposits.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Castrol Edge Euro 0W-40 A3\/B4 is intended for owners of European cars—both gasoline and diesel—requiring a 0W-40 grade and A3\/B4-level performance. It's a strong choice for drivers who demand robust thermal stability, better piston cleanliness and reliable viscosity control in high-output or turbocharged engines. If your vehicle’s handbook specifies 0W-40 or A3\/B4 compatibility, this oil provides a formulation designed to meet those needs while offering margin above typical test minimums.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Castrol Edge Euro 0W-40 suitable for turbocharged European engines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It's formulated for high-output gasoline and diesel engines, including turbocharged units that require 0W-40 and A3\/B4 performance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How does 0W-40 help with cold starts?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: 0W viscosity improves low-temperature flow so oil reaches critical parts faster during cold starts, reducing initial wear.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55168736985431,"sku":"B00JGQLZSU","price":71.6,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-edge-euro-0w40-front-packaging.jpg?v=1790412880"},{"product_id":"castrol-edge-high-mileage-5w-20-full-synthetic-motor-oil-5-qt-seal-conditioning-deposit-control","title":"Castrol EDGE High Mileage 5W-20 Full Synthetic Motor Oil, 5 qt — Seal Conditioning \u0026 Deposit Control","description":"\u003cp\u003e\u003cstrong\u003eCastrol EDGE High Mileage 5W-20 is a full synthetic motor oil formulated for vehicles over 75,000 miles to reduce leaks, minimize deposits, and protect emission systems while maintaining engine performance.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eEvery high-mileage engine faces different stresses: worn seals, heavier deposits, and catalysts that need gentler phosphorus levels. Castrol EDGE High Mileage 5W-20 uses advanced synthetic base oils and a targeted additive package to protect older engines, reduce oil consumption, and meet modern specifications from API, ILSAC, and major OEMs. The formula includes a phosphorus replacement approach to help preserve catalytic converters without sacrificing protection for timing components and bearings.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil protect engines with more than 75,000 miles?\u003c\/h3\u003e\n\u003cp\u003eThe blend targets common wear points found in aging engines—reducing friction, limiting sludge buildup, and helping preserve timing components. It also helps condition seals to decrease slow leaks that older engines commonly develop.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFull synthetic base oils resist thermal breakdown and oxidation.\u003c\/li\u003e\n  \u003cli\u003eSpecial additives control sludge and deposits to keep oil passages clear.\u003c\/li\u003e\n  \u003cli\u003eSeal-conditioning agents reduce leak occurrences and oil seepage.\u003c\/li\u003e\n  \u003cli\u003eFriction-reducing chemistry lowers metal-to-metal wear on bearings and cam lobes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan this oil extend time between oil changes?\u003c\/h3\u003e\n\u003cp\u003eCastrol specifies extended drain capability for this formulation under recommended conditions, helping reduce service frequency when paired with appropriate driving habits and manufacturer allowances. Users should always follow their vehicle’s maintenance schedule and local driving conditions when extending intervals.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFormulated for up to 15,000 miles or one year between changes under ideal conditions.*\u003c\/li\u003e\n  \u003cli\u003eHigh-quality synthetic base oils slow viscosity breakdown over long use.\u003c\/li\u003e\n  \u003cli\u003eDeposit control maintains filter and passage efficiency for longer intervals.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this oil protect my vehicle’s emission system and catalytic converter?\u003c\/h3\u003e\n\u003cp\u003eThis product uses a phosphorus replacement strategy to lower harmful phosphorus levels while still providing lubricity and component protection. The approach helps reduce the risk of catalyst degradation common with older, phosphorus-rich motor oils.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePhosphorus Replacement Technology to reduce catalyst-impacting contaminants.\u003c\/li\u003e\n  \u003cli\u003eLower phosphorus footprint while maintaining anti-wear performance.\u003c\/li\u003e\n  \u003cli\u003eMeets engine test requirements that align with modern emissions and durability standards.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich vehicles and specifications does this oil meet?\u003c\/h3\u003e\n\u003cp\u003eCastrol EDGE High Mileage 5W-20 meets a broad set of industry and OEM benchmarks, making it suitable for many late-model and high-mileage engines that require a 5W-20 viscosity. Verify compatibility with your owner’s manual or consult a dealer for specific applications.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAPI SP\/SN PLUS\/SN\/SM and ILSAC GF-6 performance levels.\u003c\/li\u003e\n  \u003cli\u003eMeets Chrysler MS 6395 and Ford specifications WSS-M2C945-B1 and WSS-M2C960-A1.\u003c\/li\u003e\n  \u003cli\u003eRecommended for engines that specify 5W-20 full synthetic oils.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? This oil is aimed at drivers of cars and light trucks with 75,000+ miles who want robust, modern protection without sacrificing emissions compatibility. It’s a good choice for owners wanting to reduce oil consumption, limit sludge and deposits, and help protect catalytic converters while meeting OEM performance requirements. Always cross-check your vehicle’s oil viscosity and specification needs before use.\u003c\/p\u003e\n\n\u003cp\u003e\u003csmall\u003e*Or one year, whichever comes first; follow vehicle manufacturer guidelines for drain intervals.\u003c\/small\u003e\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Castrol EDGE High Mileage 5W-20 suitable for my 100,000-mile engine?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it’s formulated for engines over 75,000 miles, helping reduce leaks and deposits while meeting required 5W-20 specifications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I extend oil change intervals with this product?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Under ideal conditions Castrol lists up to 15,000 miles or one year between changes; always follow your vehicle manufacturer’s guidance.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55168763429207,"sku":"B01CRYHNII","price":71.6,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-edge-high-mileage-front.jpg?v=1790413399"},{"product_id":"castrol-edge-advanced-full-synthetic-0w-8-motor-oil-5-qt-ultra-low-viscosity-high-temp-protection","title":"Castrol EDGE Advanced Full Synthetic 0W-8 Motor Oil, 5 qt — Ultra-Low Viscosity, High-Temp Protection","description":"\u003cp\u003e\u003cstrong\u003eCastrol EDGE Advanced Full Synthetic 0W-8 is an ultra-low viscosity engine oil engineered to deliver high-temperature protection, improved fuel efficiency, and extended drain capability for modern lightweight and hybrid engines.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis 5-quart pack of Castrol EDGE 0W-8 is formulated for the latest engine designs that demand ultra-low viscosity lubricants. It meets current API SQ requirements and carries GLV-1 approval for ultra-low viscosity oils, making it suitable where manufacturers specify 0W-8. The formula focuses on resisting wear, controlling deposits, and maintaining performance under heavy load and high heat while supporting longer intervals between oil changes when manufacturer guidance permits.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this 0W-8 oil help fuel economy?\u003c\/h3\u003e\n\u003cp\u003eThe ultra-low viscosity of 0W-8 reduces internal friction during start-up and steady-state operation, which can translate to improved fuel efficiency compared with higher-viscosity oils. Castrol’s formulation balances thin-flow benefits with additives that protect moving parts and sustain efficiency over time.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e0W-8 viscosity lowers drag on bearings and pistons.\u003c\/li\u003e\n  \u003cli\u003eDesigned to meet API SQ fuel-economy oriented specs.\u003c\/li\u003e\n  \u003cli\u003eAdditives preserve performance between service intervals.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this oil protect my engine under high heat and heavy load?\u003c\/h3\u003e\n\u003cp\u003eCastrol EDGE Advanced delivers strengthened film integrity to resist breakdown under high-stress conditions, improving protection when engines run hot or under higher torque. Laboratory tests demonstrate improved high-load performance versus minimum test limits, helping reduce wear and deposits.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFormulated for sustained protection at elevated temperatures.\u003c\/li\u003e\n  \u003cli\u003eImproved resistance to film thinning under load.\u003c\/li\u003e\n  \u003cli\u003eHelps control sludge and deposits for cleaner internals.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often can I change the oil when using Castrol EDGE 0W-8?\u003c\/h3\u003e\n\u003cp\u003eCastrol’s formulation supports extended drain intervals—up to 10,000 miles or one year where vehicle manufacturer recommendations and operating conditions allow. Always follow the service schedule in your owner’s manual; severe duty, towing, or extreme climates may require shorter intervals.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLaboratory-backed support for up to 10,000 miles between changes.\u003c\/li\u003e\n  \u003cli\u003eOne-year maximum recommended if mileage thresholds aren’t reached.\u003c\/li\u003e\n  \u003cli\u003eCheck manufacturer recommendations and driving conditions first.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this oil compatible with hybrid and modern gasoline engines?\u003c\/h3\u003e\n\u003cp\u003eYes—Castrol EDGE 0W-8 is suitable for many modern gasoline and hybrid powertrains that call for ultra-low viscosity oils. It carries approvals and meets specifications commonly requested by manufacturers designing for improved efficiency and emissions control.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eApproved to API SQ, with backward compatibility to SP\/SN variants.\u003c\/li\u003e\n  \u003cli\u003eMeets JASO GLV-1 for ultra-low viscosity applications.\u003c\/li\u003e\n  \u003cli\u003eSuitable for hybrid systems where 0W-8 is specified.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Drivers with vehicles that specify or recommend 0W-8 viscosity—especially owners of modern gasoline and hybrid cars seeking maximum efficiency and strong protection at high stress. It’s designed for people who want a full-synthetic, performance-focused oil that meets current industry specifications and supports extended service intervals when used according to manufacturer guidance.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use Castrol EDGE 0W-8 in my hybrid vehicle?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, if your vehicle manufacturer specifies 0W-8 or permits ultra-low viscosity oils, this Castrol EDGE formulation is suitable for many hybrids.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this oil allow 10,000-mile oil changes?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Castrol EDGE 0W-8 supports up to 10,000 miles or one year between changes where manufacturer guidelines and driving conditions allow.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55168768639319,"sku":"B0FRJK6Q19","price":78.22,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-edge-0w8-front-packaging.jpg?v=1790413575"},{"product_id":"castrol-gtx-5w-30-synthetic-blend-motor-oil-pack-of-6-quarts-trishield-sludge-protection-low-friction","title":"Castrol GTX 5W-30 Synthetic Blend Motor Oil — Pack of 6 Quarts, TriShield Sludge Protection \u0026 Low-Friction","description":"\u003cb\u003eCastrol GTX 5W-30 Synthetic Blend Motor Oil (pack of 6 quarts) is a multi-grade engine oil formulated to reduce sludge formation and protect vital oilways under severe driving conditions.\u003c\/b\u003e\n\nCastrol GTX blends advanced additives with synthetic base oils to resist deposit buildup and help maintain engine cleanliness. It targets the thick, tar-like sludge that can form from heavy traffic, poor fuel quality, prolonged oil change intervals, and high-temperature cycling. This formulation balances protection against thermal and viscosity breakdown with friction reduction to help engines run smoother and more efficiently.\n\n\u003ch3\u003eHow does this oil protect engines from sludge and deposits?\u003c\/h3\u003e\n\u003cp\u003eThe GTX formula incorporates Castrol's TriShield technology and detergent-additive chemistry designed to suspend and neutralize contaminants. That helps prevent sticky, tar-like sludge from coating oil passages and engine surfaces, preserving flow and oil pressure.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTriShield technology for deposit control and sludge prevention\u003c\/li\u003e\n\u003cli\u003eDetergents and dispersants that keep particulates suspended\u003c\/li\u003e\n\u003cli\u003eResists oil breakdown at high temperatures to limit varnish formation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this oil help with fuel economy or performance?\u003c\/h3\u003e\n\u003cp\u003eCastrol GTX 5W-30 is engineered with low-friction characteristics to reduce internal drag and can contribute to modest efficiency gains. While results vary by vehicle and driving style, reduced friction and stable viscosity help the engine operate more consistently across temperatures.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUltra-low friction formulation to improve fuel economy\u003c\/li\u003e\n\u003cli\u003eStable 5W-30 viscosity for reliable cold starts and protected high-temp operation\u003c\/li\u003e\n\u003cli\u003eHelps maintain horsepower by preserving cleaner oilways\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich vehicles and specifications does this oil meet?\u003c\/h3\u003e\n\u003cp\u003eThis synthetic blend meets several manufacturer and industry standards, making it suitable for many modern gasoline engines. Check your owner's manual, but GTX 5W-30 aligns with Chrysler, Ford, GM, ILSAC and API specifications listed on the bottle.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMeets Chrysler MS 6395 and Ford WSS-M2C929-A \/ WSS-M2C930-A\u003c\/li\u003e\n\u003cli\u003eMeets GM 6094M requirements\u003c\/li\u003e\n\u003cli\u003eExceeds ILSAC GF-5 and API SN industry standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I use this oil and when is it best to change it?\u003c\/h3\u003e\n\u003cp\u003eRecommended oil-change intervals depend on your vehicle, driving habits, and local conditions. Under normal driving, follow the manufacturer's suggested interval; for severe service—frequent idling, short trips, towing, or dusty conditions—shorter intervals help maintain protection against sludge and wear.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFollow your vehicle owner's manual for factory-recommended intervals\u003c\/li\u003e\n\u003cli\u003eConsider shorter intervals for severe or stop-and-go driving\u003c\/li\u003e\n\u003cli\u003ePack of six 1-quart bottles is convenient for routine maintenance or multiple oil changes\u003c\/li\u003e\n\u003c\/ul\u003e\n\nWho is this for?\n\nThis Castrol GTX 5W-30 Synthetic Blend pack is suited to drivers seeking a balance of proven deposit control and value—owners of older and newer gasoline engines who want enhanced sludge protection without moving to a full synthetic. It's also practical for DIYers, small fleets, and anyone who prefers to keep a handy supply of oil for timely maintenance. Always confirm compatibility with your vehicle's recommended viscosity and manufacturer specifications before use.\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Castrol GTX 5W-30 suitable for my car?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Check your owner's manual for recommended 5W-30 viscosity and approved specs; GTX meets many Chrysler, Ford, GM, ILSAC GF-5 and API SN requirements.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I mix GTX synthetic blend with other oils?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Mixing oils is generally safe in a pinch, but for best protection follow a consistent oil type and change schedule using the same viscosity and spec.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55168787120471,"sku":"B007RECYQU","price":86.13,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-gtx-5w30-front-packaging.jpg?v=1790413947"},{"product_id":"castrol-edge-full-synthetic-motor-oil-5w-20-5-quart-container-advanced-wear-protection-and-high-temperature-stability","title":"Castrol EDGE full synthetic motor oil 5W-20 — 5 Quart container, advanced wear protection and high-temperature stability","description":"\u003cp\u003e\u003cstrong\u003eCastrol EDGE 5W-20 Advanced Full Synthetic Motor Oil in a 5-quart container is a high-performance engine lubricant engineered to reduce wear, resist viscosity breakdown, and maintain stability under heat for modern gasoline engines.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eCastrol EDGE 5W-20 is designed for drivers who demand robust protection and consistent performance from a full synthetic motor oil. Its formulation balances low-temperature flow for easier cold starts with strong high-temperature stability, helping preserve engine components, manage deposits, and support fuel efficiency. The 5-quart size supplies enough oil for most scheduled services or top-ups for vehicles that specify 5W-20 viscosity.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil help protect engines during high stress driving?\u003c\/h3\u003e\n\u003cp\u003eEDGE uses a synthetic base and proprietary additives to fortify the oil film between moving parts under heavy loads and high temperatures. That stronger lubricant film helps limit metal-to-metal contact and reduce wear progression over time.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMeasured resistance to viscosity breakdown for sustained film strength\u003c\/li\u003e\n  \u003cli\u003eAdditives formulated to reduce friction and wear under stress\u003c\/li\u003e\n  \u003cli\u003eImproved high-temperature performance compared to standard synthetics\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill Castrol EDGE 5W-20 help with fuel economy and deposit control?\u003c\/h3\u003e\n\u003cp\u003eThe oil is blended to support efficient engine operation by minimizing internal drag and resisting sludge and varnish formation. Cleaner internals and consistent viscosity contribute to smoother operation and can help the engine run as efficiently as intended by the manufacturer.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFormulation designed to reduce deposit buildup that impairs engine efficiency\u003c\/li\u003e\n  \u003cli\u003eStable viscosity to maintain designed tolerances and reduce parasitic losses\u003c\/li\u003e\n  \u003cli\u003eEngineered to meet ILSAC GF-7 standards linked to fuel economy testing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat service intervals or longevity can I expect with this oil?\u003c\/h3\u003e\n\u003cp\u003eCastrol highlights the product's durability, citing long-interval capability when used according to manufacturer recommendations and normal driving conditions. While some formulations advertise extended change intervals, always consult your vehicle owner manual and follow factory service intervals or professional guidance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned for extended protection between changes when manufacturer permits\u003c\/li\u003e\n  \u003cli\u003eHelps maintain performance up to manufacturer-recommended mileage limits\u003c\/li\u003e\n  \u003cli\u003eFollow vehicle-specific intervals — one year or the recommended mileage, whichever comes first\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this the right oil for my car's specifications and warranties?\u003c\/h3\u003e\n\u003cp\u003eCastrol EDGE 5W-20 meets several industry and OEM specifications that make it suitable for many modern gasoline engines. Check your owner’s manual for required API, ILSAC, or manufacturer approvals and compare them to the listed approvals to confirm compatibility.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eExceeds API SQ\/SP\/SN PLUS\/SN and meets ILSAC GF-7 requirements\u003c\/li\u003e\n  \u003cli\u003eMeets engine test requirements for select Chrysler and Ford specifications\u003c\/li\u003e\n  \u003cli\u003eAppropriate where 5W-20 viscosity and listed approvals are specified\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Castrol EDGE 5W-20 in the 5-quart size is intended for owners of gasoline-powered vehicles that call for 5W-20 viscosity and require a full synthetic oil meeting modern API and ILSAC standards. It's a good fit for drivers who want stronger protection during hard driving, improved thermal stability, and support for longer service intervals when permitted by the vehicle manufacturer. Always verify your vehicle’s recommended oil viscosity and approvals before use to ensure warranty compliance and optimal performance.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use Castrol EDGE 5W-20 in any gasoline engine?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use it only if your vehicle manufacturer specifies 5W-20 and accepts oils meeting API SQ\/SP\/SN or ILSAC GF-7. Always check the owner’s manual first.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change this oil?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Follow your vehicle manufacturer’s recommended interval; extended intervals may be possible when approved by the manufacturer.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55168789348695,"sku":"B00IPS3G96","price":71.6,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-edge-5w20-front-label.jpg?v=1790414018"},{"product_id":"castrol-gtx-high-mileage-10w-40-synthetic-blend-motor-oil-1-quart-pack-of-6-seal-conditioners-anti-wear-protection","title":"Castrol GTX High Mileage 10W-40 Synthetic-Blend Motor Oil — 1 Quart Pack of 6, seal conditioners \u0026 anti-wear protection","description":"\u003cstrong\u003eCastrol GTX High Mileage 10W-40 is a synthetic-blend motor oil formulated to protect and help extend the life of engines with 75,000+ miles.\u003c\/strong\u003e\n\n\u003cp\u003eIf you own an older car, truck, or a vehicle that racks up miles, the right oil can reduce wear, condition seals and support emissions components. Castrol GTX High Mileage 10W-40 combines detergents, seal conditioners and a phosphorus-reduced formula to control sludge, limit friction wear and help preserve catalytic converter life without sacrificing cold-start performance.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil protect an engine with high mileage?\u003c\/h3\u003e\n\u003cp\u003eThe formulation targets common age-related issues: it helps prevent sludge buildup, reduces metal-on-metal wear, and conditions seals to limit leaks. Additive packages are tuned for engines that have experienced long-term use and mild oil consumption.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSuperior dispersants to dissolve and suspend contaminants\u003c\/li\u003e\n  \u003cli\u003eWear-control additives that reduce metal friction\u003c\/li\u003e\n  \u003cli\u003eSeal conditioners that help restore pliability to gaskets\u003c\/li\u003e\n  \u003cli\u003eViscosity suited for warmer operating temperatures at 40 weight\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill 10W-40 work in cold starts and hot running conditions?\u003c\/h3\u003e\n\u003cp\u003eYes — the 10W rating helps the oil flow at lower temperatures for easier starts, while the 40 rating maintains film strength at operating temperature for protection under load. This balance is useful for vehicles seeing mixed driving conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e10W cold-grade for reliable low-temperature pumpability\u003c\/li\u003e\n  \u003cli\u003e40 operating-grade for sustained oil film at high engine temperatures\u003c\/li\u003e\n  \u003cli\u003eDesigned for conventional and many high-mileage applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDoes this product help emissions systems and catalytic converters?\u003c\/h3\u003e\n\u003cp\u003eCastrol GTX High Mileage uses a phosphorus-replacement approach to limit phosphorus content while retaining anti-wear performance. Lower phosphorus helps reduce deposit formation on catalytic converters and prolongs emission-system function.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePhosphorus-reduced additive technology to protect emission components\u003c\/li\u003e\n  \u003cli\u003eFormulated to minimize catalyst-impacting contaminants\u003c\/li\u003e\n  \u003cli\u003eMaintains anti-wear protection without excess phosphorus\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat specifications and benefits should I expect from this oil?\u003c\/h3\u003e\n\u003cp\u003eThe oil meets common industry specs and includes features aimed at longevity and cleanliness. It delivers sludge control, reduced oil burn-off, and additives that target leakage and wear without sacrificing compatibility with many gasoline engines.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMeets API SP\/SN PLUS\/SN\/SM and ILSAC GF-6 specifications\u003c\/li\u003e\n  \u003cli\u003eEnhanced dispersancy to fight sludge and deposits\u003c\/li\u003e\n  \u003cli\u003eSeal conditioners and burn-off protection beyond standard levels\u003c\/li\u003e\n  \u003cli\u003ePack of six 1-quart bottles for value and routine maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? If you drive a car or light truck with roughly 75,000 miles or more, perform regular oil changes, and want a product that targets wear, leaks and emissions longevity, this Castrol GTX High Mileage 10W-40 synthetic blend is a practical choice. Always consult your vehicle owner’s manual to confirm that SAE 10W-40 and the listed API\/ILSAC specifications are appropriate for your engine and driving conditions.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Castrol GTX High Mileage 10W-40 suitable for all high-mileage engines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It’s formulated for many gasoline engines with 75,000+ miles, but check your owner’s manual for approved viscosities and API\/ILSAC specs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change this oil?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Follow your vehicle manufacturer’s interval; many drivers use this oil at standard 3,000–7,500 mile intervals depending on driving conditions.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55168930742615,"sku":"B000CCM57W","price":86.12,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-gtx-high-mileage-front-pack.jpg?v=1790415551"},{"product_id":"castrol-edge-extended-performance-5w-30-full-synthetic-motor-oil-5-qt-extended-20-000-mile-protection-high-thermal-stability","title":"Castrol EDGE Extended Performance 5W-30 Full Synthetic Motor Oil 5 qt — Extended 20,000‑mile protection, high thermal stability","description":"\u003cp\u003e\u003cstrong\u003eCastrol EDGE Extended Performance 5W-30 is a hyper-premium full synthetic motor oil engineered to deliver maximum wear protection, thermal stability, and extended drain intervals up to 20,000 miles (or one year) in compatible engines.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eBuilt from Castrol's strongest base stocks and proprietary additive chemistry, this 5W-30 formulation is designed to meet or exceed modern manufacturer and industry specifications including API, GM dexos1 Gen 3, ACEA, and Ford\/Chrysler approvals. It targets high-stress conditions where oil strength, film durability, and oxidation resistance matter most, helping engines maintain performance over long service intervals.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil protect engines under high stress?\u003c\/h3\u003e\n\u003cp\u003eCastrol EDGE Extended Performance uses reinforced additives and robust base oils to form a durable lubricating film that resists breakdown at high temperatures and heavy loads. That stronger film reduces metal-to-metal contact and helps prevent wear and deposits in combustion-critical areas.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e3X stronger against viscosity breakdown in standard lab tests\u003c\/li\u003e\n  \u003cli\u003e10X better high-stress performance in sequence IX assessments\u003c\/li\u003e\n  \u003cli\u003eEnhanced anti-wear additives to protect bearings and cam lobes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat makes it suitable for long drain intervals?\u003c\/h3\u003e\n\u003cp\u003eThis formulation is optimized for oxidation resistance and thermal stability, which slows oil degradation over time and mileage. In compatible vehicles and driving conditions, Castrol specifies extended drain capability of up to 20,000 miles or one year, helping reduce maintenance frequency while maintaining protection.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh thermal stability to limit sludge and varnish formation\u003c\/li\u003e\n  \u003cli\u003eProprietary additives that maintain viscosity over extended use\u003c\/li\u003e\n  \u003cli\u003eTested to exceed API and OEM drain and durability requirements\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich vehicles and industry standards does it meet?\u003c\/h3\u003e\n\u003cp\u003eCastrol EDGE Extended Performance 5W-30 is formulated to satisfy a wide range of modern gasoline engines and the most demanding specifications. It carries approvals and meets test requirements from major OEMs and industry bodies to ensure compatibility and warranty compliance when those specs are listed by the vehicle manufacturer.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMeets or exceeds API SQ\/SP\/SN PLUS\/SN ILSAC GF-7\u003c\/li\u003e\n  \u003cli\u003eApproved for GM dexos1 Gen 3 and applicable GM approvals\u003c\/li\u003e\n  \u003cli\u003eMeets Ford WSS-M2C946-B1, WSS-M2C961-A1 and Chrysler MS 6395\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I use this oil and what should I check before switching?\u003c\/h3\u003e\n\u003cp\u003eUse the 5W-30 viscosity grade when it matches your vehicle manufacturer’s recommended oil specification. Before adopting extended drain intervals, confirm your vehicle’s warranty rules and consult the owner's manual or dealer for any model-specific guidance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFollow manufacturer-recommended viscosity and service intervals\u003c\/li\u003e\n  \u003cli\u003eConfirm OEM approvals listed in your vehicle manual for warranty compliance\u003c\/li\u003e\n  \u003cli\u003eCheck oil level and condition at regular intervals even with extended drains\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Drivers and fleet managers seeking a high-performance synthetic motor oil for modern gasoline engines who want superior wear protection and the option of extended service intervals when permitted by the vehicle manufacturer. Ideal for owners who drive under high-load or long-distance conditions and who require an oil meeting strict OEM and industry approvals.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use Castrol EDGE Extended Performance 5W-30 in any gasoline car?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use it when your vehicle’s manual lists 5W-30 or the listed OEM approvals (e.g., dexos1 Gen 3). Confirm compatibility with your manufacturer to maintain warranty coverage.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this oil really allow extended oil change intervals?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It’s engineered for extended drains up to 20,000 miles or one year in compatible vehicles; always follow OEM recommendations and monitor oil condition.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55168932315479,"sku":"B00IPS3GMI","price":73.83,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-edge-extended-performance-5w30-front-label.jpg?v=1790415574"},{"product_id":"castrol-edge-extended-performance-5w-20-full-synthetic-motor-oil-5-qt-extended-drain-high-temperature-wear-protection","title":"Castrol EDGE Extended Performance 5W-20 Full Synthetic Motor Oil 5 qt — Extended Drain, High-Temperature Wear Protection","description":"\u003cp\u003e\u003cstrong\u003eCastrol EDGE Extended Performance 5W-20 is a full synthetic motor oil engineered to deliver high-strength protection, thermal stability, and extended drain capability up to 25,000 miles in compatible vehicles.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis hyper-premium lubricant from Castrol uses a reinforced additive system and a low-viscosity 5W-20 base to protect modern gasoline engines under stress while meeting or exceeding top global specifications. It is developed to go beyond standard industry limits and is suitable for many vehicles that require a 5W-20 viscosity and advanced OEM approvals.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil protect my engine under high heat and load?\u003c\/h3\u003e\n\u003cp\u003eThe formulation prioritizes thermal stability and film strength so the oil resists breakdown at elevated temperatures. That reduces wear and helps preserve performance when the engine is pushed hard, such as during towing or spirited driving.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh-temperature performance rated significantly above basic API limits\u003c\/li\u003e\n  \u003cli\u003eProprietary additives build a stronger lubricating film\u003c\/li\u003e\n  \u003cli\u003eReduced friction helps maintain power and efficiency under load\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I extend oil change intervals with this 5W-20 oil?\u003c\/h3\u003e\n\u003cp\u003eCastrol specifies an extended drain capability up to 25,000 miles or one year where vehicle manufacturer guidance and operating conditions allow. Always follow your vehicle maker’s maintenance recommendations before extending intervals.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFormulated for long-life stability over extended mileage\u003c\/li\u003e\n  \u003cli\u003eSuitable for owners seeking fewer service stops when OEM permits\u003c\/li\u003e\n  \u003cli\u003eCheck owner’s manual and service advisor for interval approvals\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich industry and OEM specifications does this motor oil meet?\u003c\/h3\u003e\n\u003cp\u003eThis oil exceeds modern industry standards and carries approvals that match demanding engine requirements worldwide. It is engineered to satisfy both API and several OEM test levels for broad compatibility.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eExceeds API SP\/SN and related API quality markers\u003c\/li\u003e\n  \u003cli\u003eMeets ACEA C5 and GM dexos1 Gen 3 requirements\u003c\/li\u003e\n  \u003cli\u003eAlso aligned with ILSAC GF-7 and multiple Ford and Chrysler specs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this 5W-20 oil work in my vehicle model?\u003c\/h3\u003e\n\u003cp\u003eUse this product in engines that specify 5W-20 and accept synthetic oils with advanced OEM approvals. If your vehicle manual lists API SP, dexos1 Gen 3, ACEA C5, or the listed Ford\/Chrysler specs, this oil is a match; otherwise consult your dealer.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIdeal for gasoline engines requiring 5W-20 viscosity\u003c\/li\u003e\n  \u003cli\u003eCheck compatibility against your owner’s manual or dealer guidance\u003c\/li\u003e\n  \u003cli\u003eNot a substitute for oils mandated by unique or specialized OEM requirements\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: drivers who want a top-tier, full synthetic 5W-20 oil that focuses on maximum wear protection, robust high-temperature performance, and potential extended service intervals when permitted. It’s targeted at owners of compatible modern vehicles and fleet operators seeking a premium lubricant that aligns with strict API, ACEA and OEM test standards.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Castrol EDGE 5W-20 compatible with my car?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use if your owner’s manual specifies 5W-20 and accepts API SP or dexos1 Gen 3 approvals; otherwise check dealer guidance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I run 25,000 miles between oil changes with this oil?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Castrol rates the oil for up to 25,000 miles or one year where OEM guidance and operating conditions allow; confirm with your vehicle manufacturer.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55168980418903,"sku":"B00JGQM1WO","price":73.83,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-edge-extended-performance-5w20-front-packaging.jpg?v=1790416100"},{"product_id":"castrol-transmax-dexron-vi-mercon-lv-automatic-transmission-fluid-1-qt-x6-gm-approved-dexron-vi-synthetic-blend-atf","title":"Castrol Transmax Dexron VI Mercon LV Automatic Transmission Fluid — 1 Qt x6, GM-approved DEXRON-VI, synthetic-blend ATF","description":"\u003cp\u003e\u003cstrong\u003eCastrol Transmax Dexron VI Mercon LV is a premium automatic transmission fluid formulated to meet GM's DEXRON-VI requirements and improve shifting performance and transmission longevity.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for modern automatic transmissions, this Castrol Transmax fluid is a synthetic-blend ATF that fits vehicles specifying DEXRON-VI and several earlier DEXRON generations. It combines friction stability, deposit control, and thermal protection to help maintain smooth shifts and protect internal components under everyday driving and towing conditions. This listing is for 1-quart bottles sold as a convenient 6-pack, ideal for scheduled maintenance or small repair jobs.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this ATF support smoother shifting?\u003c\/h3\u003e\n\u003cp\u003eThe formula delivers consistent frictional properties so gear changes feel crisp and predictable. Enhanced friction durability reduces shudder and helps the transmission respond reliably through temperature swings.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStable friction modifiers for consistent shift quality\u003c\/li\u003e\n  \u003cli\u003eEnhanced wear protection for clutch surfaces\u003c\/li\u003e\n  \u003cli\u003eMaintains performance across a wide temperature range\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this fluid protect my transmission against deposits and sludge?\u003c\/h3\u003e\n\u003cp\u003eCastrol Transmax includes detergents and dispersants that resist deposit formation and keep passages clearer over time. That helps the transmission maintain hydraulic control and reduces the risk of performance loss due to contamination.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDetergent chemistry minimizes sludge buildup\u003c\/li\u003e\n  \u003cli\u003eHelps preserve valve body and solenoid function\u003c\/li\u003e\n  \u003cli\u003eImproves fluid life compared with conventional formulations\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich vehicles and specifications does this oil meet?\u003c\/h3\u003e\n\u003cp\u003eThis product is certified by General Motors for systems requiring DEXRON-VI and is backward compatible with earlier DEXRON specifications including III H, III, IIE, and II. It’s suitable for cars and light trucks where the manufacturer calls for DEXRON-VI or compatible fluids.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eGM-approved for DEXRON-VI applications\u003c\/li\u003e\n  \u003cli\u003eCompatible with several older DEXRON specifications\u003c\/li\u003e\n  \u003cli\u003eAppropriate for a wide range of automatic transmissions in GM vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow much fluid do I get and how is it packaged?\u003c\/h3\u003e\n\u003cp\u003eThis offer includes six 1-quart bottles, a practical quantity for routine service or topping off after transmission work. Individual quart containers are easy to store, pour, and transport compared with larger drums.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSix 1-qt bottles per pack for multiple services\u003c\/li\u003e\n  \u003cli\u003eSealed containers for shelf stability and leak prevention\u003c\/li\u003e\n  \u003cli\u003eCompact packaging simplifies storage in a garage or service van\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Drivers and independent mechanics who maintain General Motors cars or trucks and need a GM-approved automatic transmission fluid that combines modern synthetic-blend performance with backward compatibility. It’s especially useful for owners performing their own fluid service, fleet operators who prefer consistent OEM-approved fluids, and anyone seeking a reliable replacement that meets DEXRON-VI specifications without sacrificing deposit control or shift quality.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this fluid compatible with older DEXRON specs?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It’s backward compatible with DEXRON-III H, III, IIE and II as well as DEXRON-VI.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this in any GM automatic transmission?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use it in GM vehicles that specify DEXRON-VI or compatible DEXRON fluids; always check your owner's manual first.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55169184989527,"sku":"B008MISBP8","price":86.13,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-transmax-dexron-vi-front-packaging.jpg?v=1790420264"},{"product_id":"castrol-transmax-import-multi-vehicle-automatic-transmission-fluid-1-qt-pack-of-6-jaso-1a-cold-weather-flow","title":"Castrol Transmax Import Multi-Vehicle Automatic Transmission Fluid 1 Qt - Pack of 6, JASO-1A \u0026 Cold-Weather Flow","description":"\u003cp\u003e\u003cstrong\u003eCastrol Transmax Import is a multi-vehicle automatic transmission fluid engineered to meet JASO-1A specs and deliver reliable shifting, oxidation resistance, and cold-weather flow.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for import vehicles and many modern automatic transmissions, Castrol Transmax Import Multi-Vehicle ATF provides consistent friction characteristics, thermal stability, and protection against wear. Supplied in convenient 1-quart bottles and sold here as a pack of six, this formula balances high-temperature durability with low-temperature fluidity so your transmission shifts smoothly in varied climates.\u003c\/p\u003e\n\n\u003ch3\u003eWhat performance benefits does Castrol Transmax Import deliver?\u003c\/h3\u003e\n\u003cp\u003eThis ATF focuses on stable friction performance, resistance to oxidation at high temperatures, and improved wear protection to extend component life. It also maintains fluidity in cold starts so gear engagement stays crisp.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMeets JASO-1A performance requirements for compatibility with many Japanese OEM specs\u003c\/li\u003e\n  \u003cli\u003eFormulated to resist thermal breakdown and fluid oxidation under heavy loads\u003c\/li\u003e\n  \u003cli\u003eEnhanced friction durability for smooth, consistent shift feel\u003c\/li\u003e\n  \u003cli\u003eLow-temperature flow properties for reliable cold-weather shifting\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I use these 1-quart bottles when servicing my transmission?\u003c\/h3\u003e\n\u003cp\u003eEach 1-quart bottle is sized for topping off or partial fluid changes; keep your vehicle's service manual handy to confirm fill capacity. For full fluid or filter changes, calculate total capacity and use multiple bottles as needed to reach the correct level.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUse 1 quart at a time for precise topping-off and avoiding overfill\u003c\/li\u003e\n  \u003cli\u003eBuy the six-pack for multi-service households or for servicing several vehicles\u003c\/li\u003e\n  \u003cli\u003eAlways check manufacturer recommendations for exact ATF requirements and capacities\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this ATF compatible with my import vehicle?\u003c\/h3\u003e\n\u003cp\u003eCastrol Transmax Import is formulated to satisfy the JASO-1A standard commonly accepted by many Japanese import manufacturers and compatible with a wide range of automatic transmissions. However, always confirm compatibility by checking your owner’s manual or OEM fluid specification list before use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRecommended where JASO-1A compliance is required or accepted\u003c\/li\u003e\n  \u003cli\u003eSuitable for many multi-vehicle import applications—verify OEM spec first\u003c\/li\u003e\n  \u003cli\u003eNot all transmissions share the same requirements; cross-check part numbers\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this product protect the transmission over time?\u003c\/h3\u003e\n\u003cp\u003eBy resisting oxidation and maintaining consistent friction characteristics, this ATF helps protect clutches, bands, and seals from premature wear and degradation. Stable thermal performance reduces the rate of fluid breakdown, preserving lubrication and shift quality between services.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOxidation inhibitors slow varnish and sludge formation at high temperatures\u003c\/li\u003e\n  \u003cli\u003eFriction modifiers maintain predictable engagement and reduce shudder\u003c\/li\u003e\n  \u003cli\u003eWear-reducing additives help protect internal components under load\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Castrol Transmax Import Multi-Vehicle ATF in 1-quart bottles (pack of six) is ideal for owners of import vehicles that call for JASO-1A–compatible fluid, home mechanics who perform regular transmission maintenance, and small shops that service multiple cars. If you need reliable shifting across temperature extremes and want the convenience of individual quart containers for accurate topping-off or multiple services, this pack is a practical choice. Always confirm your vehicle’s specified ATF standard before use.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use Castrol Transmax Import in any automatic transmission?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use when your vehicle specifies JASO-1A or lists compatible multi-vehicle ATF; always confirm OEM recommendations first.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How many quarts do I need for a full transmission service?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Transmission capacities vary widely; check your owner’s manual and multiply quarts accordingly for a full change.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55169225294167,"sku":"B008MISBRQ","price":91.67,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-transmax-import-front-label.jpg?v=1790421080"},{"product_id":"castrol-power1-4t-10w-40-full-synthetic-motorcycle-oil-1-qt-pack-of-6-trizone-protection-fast-throttle-response","title":"Castrol Power1 4T 10W-40 Full-Synthetic Motorcycle Oil, 1 Qt (Pack of 6) — Trizone Protection \u0026 Fast Throttle Response","description":"\u003cp\u003e\u003cstrong\u003eCastrol Power1 4T 10W-40 is a full-synthetic 4-stroke motorcycle oil engineered to reduce internal friction and improve throttle response for sport and street bikes.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eBuilt with race-derived chemistry and Trizone technology, this 10W-40 formula is tailored to protect the three critical areas of a motorcycle — engine, clutch and gearbox — while maintaining stability across air- and water-cooled engines. It meets API SL and JASO MA-2 specifications, offering riders a premium oil that balances protection, performance and consistency under varying temperatures and loads.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil improve acceleration and throttle feel?\u003c\/h3\u003e\n\u003cp\u003eThe Power Release Formula is formulated to flow quickly to moving parts, reducing friction at the instant you open the throttle. That low-friction behavior helps the engine deliver power more responsively without compromising lubrication protection.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFast flow characteristics for immediate lubrication on throttle input\u003c\/li\u003e\n  \u003cli\u003eRace-derived additives that lower mechanical drag\u003c\/li\u003e\n  \u003cli\u003eMaintains film strength to protect under high RPMs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it protect my engine, clutch and gearbox in mixed riding conditions?\u003c\/h3\u003e\n\u003cp\u003eYes — Trizone technology is designed to address the distinct demands of the engine, wet clutch and gearbox simultaneously. The formulation balances frictional properties for clutch engagement while retaining shear stability for consistent gearbox protection.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFriction control suitable for wet-clutch motorcycles\u003c\/li\u003e\n  \u003cli\u003eShear-stable base oil to resist viscosity loss under load\u003c\/li\u003e\n  \u003cli\u003eCompatible with both air-cooled and water-cooled 4-stroke engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this oil handle high temperatures and long rides?\u003c\/h3\u003e\n\u003cp\u003eCastrol Power1 4T is engineered for thermal and oxidative stability so it maintains protective properties during extended high-temperature operation. This helps reduce viscosity breakdown and preserve film strength during sustained high-speed or high-load riding.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned for extreme high-temperature air-cooled performance\u003c\/li\u003e\n  \u003cli\u003eOxidation inhibitors to slow quality degradation over time\u003c\/li\u003e\n  \u003cli\u003eHelps prevent viscosity thinning during prolonged rides\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat specifications and compatibility should I check before use?\u003c\/h3\u003e\n\u003cp\u003eThis oil exceeds API SL and meets JASO MA-2, making it suitable for most modern 4-stroke motorcycles that call for a 10W-40 full-synthetic or synthetic-blend oil. Always consult your motorcycle owner’s manual to verify recommended viscosity and specification requirements.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eExceeds API SL performance level\u003c\/li\u003e\n  \u003cli\u003eCertified to JASO MA-2 for wet-clutch compatibility\u003c\/li\u003e\n  \u003cli\u003eRecommended for motorcycles specifying 10W-40 full-synthetic oils\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: Castrol Power1 4T 10W-40 is aimed at riders who want sportier throttle response without sacrificing protection — including commuters who run mixed urban and highway routes, sport riders seeking improved acceleration, and owners of modern 4-stroke bikes with wet clutches and gearboxes. The pack-of-six quart bottles suits home mechanics, small shops, or riders who prefer stocking up for regular maintenance.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use Castrol Power1 4T 10W-40 in a wet-clutch motorcycle?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It meets JASO MA-2 which ensures compatibility with wet-clutch systems and proper friction characteristics.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change this oil?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Change intervals depend on bike and riding style; follow your motorcycle manufacturer’s recommendation, typically every 3,000–6,000 miles for many bikes.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55169313603927,"sku":"B008MISDH4","price":108.45,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-power1-front-bottle.jpg?v=1790422068"},{"product_id":"castrol-power1-v-twin-20w-50-full-synthetic-motorcycle-oil-1-qt-pack-of-6-jaso-ma-2-trizone-protection","title":"Castrol Power1 V‑Twin 20W-50 Full-Synthetic Motorcycle Oil, 1 qt Pack of 6 — JASO MA‑2 Trizone Protection","description":"\u003cp\u003e\u003cstrong\u003eCastrol Power1 V-Twin 20W-50 is a full-synthetic motorcycle lubricant engineered to protect V‑Twin engines, transmissions and primary chains while preserving high-temperature performance.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for modern air-cooled V‑Twin motorcycles, this full-synthetic formulation balances protection, clutch compatibility and gearbox durability. It incorporates technology aimed at reducing deposit formation and maintaining power output under heavy thermal stress. Supplied as a convenient six-quart pack, it suits riders and shops that need a reliable oil engineered for classic cruisers and contemporary V‑Twin platforms.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil protect high-temperature V‑Twin engines?\u003c\/h3\u003e\n\u003cp\u003eThe blend resists breakdown at elevated temperatures common in air-cooled V‑Twin layouts, helping to limit the formation of heat-related deposits. That stability keeps oil viscosity more consistent for sustained lubrication and protection.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFormulated for extreme high-temperature air-cooled operation\u003c\/li\u003e\n  \u003cli\u003eExcellent shear stability to resist viscosity loss\u003c\/li\u003e\n  \u003cli\u003eHelps prevent power-robbing deposits on hot components\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this oil work with my clutch, gearbox and primary drive?\u003c\/h3\u003e\n\u003cp\u003eYes — the product uses Trizone technology to address the three critical zones in V‑Twin motorcycles: engine, clutch and gearbox. It’s approved to meet JASO MA-2 friction requirements, ensuring wet-clutch compatibility and consistent shifting behavior.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTrizone protection formulated for engine, clutch and gearbox\u003c\/li\u003e\n  \u003cli\u003eMeets JASO MA-2 for proper wet-clutch performance\u003c\/li\u003e\n  \u003cli\u003eReduces clutch chatter and maintains smooth shifting\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does Castrol Power1 V‑Twin support performance and acceleration?\u003c\/h3\u003e\n\u003cp\u003eRace-derived additives in the formula enhance engine responsiveness and help deliver quicker throttle response. The lubricant minimizes internal drag and helps preserve peak power delivery over time.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRace-derived technology to aid acceleration\u003c\/li\u003e\n  \u003cli\u003eMaintains engine cleanliness for consistent performance\u003c\/li\u003e\n  \u003cli\u003eFull-synthetic base for improved low-friction characteristics\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat specifications and standards does this oil meet?\u003c\/h3\u003e\n\u003cp\u003eThe oil exceeds common automotive and motorcycle specifications to ensure broad compatibility and trusted protection. It satisfies API SL performance and carries the JASO MA-2 rating, making it suitable for many V‑Twin applications that require a 20W-50 viscosity.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eExceeds API SL for reliable performance benchmarks\u003c\/li\u003e\n  \u003cli\u003eCertified JASO MA-2 for wet-clutch and gearbox usage\u003c\/li\u003e\n  \u003cli\u003e20W-50 viscosity tailored to air-cooled motorcycle engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Riders and maintenance shops operating V‑Twin motorcycles — including classic cruisers and modern Harley-style bikes — will benefit from this oil. It’s ideal for owners seeking a full-synthetic 20W-50 that emphasizes high-temperature stability, clutch compatibility and consistent engine performance. The six-quart pack is convenient for frequent maintenance, multi-bike households, or professional garages needing inventory that fits V‑Twin lubrication requirements.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Castrol Power1 V-Twin 20W-50 compatible with wet clutches?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It meets JASO MA-2 requirements, ensuring wet-clutch compatibility and proper friction performance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How many quarts come in this pack and what size is each?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: This listing contains six individual 1-quart bottles of Castrol Power1 V‑Twin 20W-50 full-synthetic oil.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55169320321367,"sku":"B0068C4KPK","price":112.85,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-power1-v-twin-front-bottle.jpg?v=1790422217"},{"product_id":"castrol-power1-4t-5w-40-full-synthetic-motorcycle-oil-6-quart-pack-trizone-protection-faster-acceleration","title":"Castrol Power1 4T 5W-40 Full Synthetic Motorcycle Oil, 6-Quart Pack — Trizone Protection \u0026 Faster Acceleration","description":"\u003cb\u003eCastrol Power1 4T 5W-40 is a full-synthetic motorcycle oil formulated to reduce internal friction and help deliver faster acceleration for 4-stroke bikes.\u003c\/b\u003e\n\n\u003cp\u003eDesigned for modern four-stroke motorcycles, Castrol Power1 4T 5W-40 uses advanced additives and Trizone technology to protect the engine, clutch and gearbox while maintaining stable viscosity under high stress. This six-quart pack is convenient for riders who service regularly or maintain multiple machines. The formulation meets API SL and JASO MA-2 specifications and is engineered to withstand air-cooled and water-cooled engines at elevated temperatures.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil improve acceleration and throttle response?\u003c\/h3\u003e\n\u003cp\u003eThe oil reduces internal friction through a blend of synthetic base stocks and race-derived additives, helping the engine reach operating speed more quickly. Lower friction can allow the engine to rev freer, improving throttle feel without modifying the bike.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRace-derived additives tuned for quicker engine response\u003c\/li\u003e\n  \u003cli\u003eLow-friction synthetic base oils for smoother mechanical movement\u003c\/li\u003e\n  \u003cli\u003eShear-stable formula that preserves viscosity under load\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it protect my clutch, gearbox and engine in one product?\u003c\/h3\u003e\n\u003cp\u003eYes—Trizone technology is formulated to address the three critical motorcycle areas: engine, clutch and gearbox. This balanced approach helps maintain consistent performance whether your bike uses a wet clutch or runs in mixed riding conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTrizone technology balances protection across engine, clutch and gearbox\u003c\/li\u003e\n  \u003cli\u003eJASO MA-2 compliance for wet-clutch compatibility\u003c\/li\u003e\n  \u003cli\u003eStable lubrication that resists shearing during gear changes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does it perform in hot and varied temperature conditions?\u003c\/h3\u003e\n\u003cp\u003eCastrol Power1 5W-40 is formulated for extreme high-temperature performance in both air-cooled and water-cooled engines. The oil’s shear stability and thermal resistance help maintain protective film thickness even during prolonged high-RPM use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh-temperature stability for sustained, aggressive riding\u003c\/li\u003e\n  \u003cli\u003eShear-resistant molecules to prevent viscosity breakdown\u003c\/li\u003e\n  \u003cli\u003e5W-40 viscosity rating ensures reliable cold starts and hot protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I use the six-quart pack and is it a good value?\u003c\/h3\u003e\n\u003cp\u003eThe pack contains six 1-quart bottles—handy for multiple oil changes, dual-bike owners, or keeping a spare at the garage. Buying a multi-pack reduces purchase frequency and ensures you have the right specification on hand when needed.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSix 1-quart bottles for convenience and storage flexibility\u003c\/li\u003e\n  \u003cli\u003eConsistent specification across all bottles removes guesswork\u003c\/li\u003e\n  \u003cli\u003eGood option for home maintenance, shops, or fleet servicing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: Castrol Power1 4T 5W-40 is suited for riders who want a premium full-synthetic oil engineered for sport and street motorcycles that use a 4-stroke engine and require API SL and JASO MA-2 specifications. It’s appropriate for owners prioritizing quicker throttle response, durable high-temperature protection, and a product that safely lubricates engine, clutch and gearbox in one formula. Ideal for riders who perform their own maintenance, run multiple bikes, or want to stock reliable, spec-compliant oil for frequent use.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Castrol Power1 4T 5W-40 compatible with wet clutches?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It meets JASO MA-2, formulated to be compatible with wet-clutch systems while protecting engine and gearbox.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change the oil with this synthetic formula?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Change intervals vary by bike and riding style; follow your motorcycle manufacturer’s recommendation, typically between 3,000–6,000 miles for many models.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55169320354135,"sku":"B008MISDII","price":106.21,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-power1-front-packaging.jpg?v=1790422218"},{"product_id":"castrol-edge-5w-30-full-synthetic-motor-oil-1-qt-pack-of-6-high-temperature-protection-fuel-efficiency","title":"Castrol EDGE 5W-30 Full Synthetic Motor Oil — 1 qt Pack of 6, High-Temperature Protection \u0026 Fuel Efficiency","description":"\u003cp\u003e\u003cstrong\u003eCastrol EDGE 5W-30 is a full synthetic motor oil engineered to deliver high-temperature stability, reduced engine wear and consistent viscosity for modern gasoline engines.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eBuilt for drivers who demand reliable engine protection and steady performance, Castrol EDGE 5W-30 pairs advanced synthetic base oils with a tailored additive system to support fuel economy, sludge control and consistent film strength under stress. This pack of six 1-quart bottles makes routine maintenance convenient and cost-effective for personal vehicles and light-duty fleets. It meets several industry and manufacturer specifications so you can match it to your owner's manual requirements.\u003c\/p\u003e\n\n\u003ch3\u003eHow does Castrol EDGE 5W-30 help protect my engine under high temperatures?\u003c\/h3\u003e\n\u003cp\u003eThe synthetic formulation maintains a stable lubricating film when the engine is hot, helping reduce metal-to-metal contact and minimizing wear. Additives resist breakdown and help prevent deposits that form during extended high-temperature operation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdvanced synthetic base oils for thermal stability\u003c\/li\u003e\n  \u003cli\u003eAdditive package resists sludge and varnish buildup\u003c\/li\u003e\n  \u003cli\u003eProven performance in engine tests for high-stress conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this oil improve fuel economy or mileage between changes?\u003c\/h3\u003e\n\u003cp\u003eCastrol EDGE 5W-30 is designed to lower internal friction compared with thicker or conventional oils, which can contribute to modest improvements in fuel efficiency. It is also formulated to support extended drain intervals when permitted by manufacturer guidelines and local service conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLow-viscosity 5W-30 rating optimizes cold-start flow\u003c\/li\u003e\n  \u003cli\u003eFriction-reducing chemistry helps engine efficiency\u003c\/li\u003e\n  \u003cli\u003eSupports extended change intervals per vehicle and driving conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this oil compatible with modern vehicle specifications and approvals?\u003c\/h3\u003e\n\u003cp\u003eYes—Castrol EDGE 5W-30 meets or exceeds multiple industry standards and OEM requirements, making it suitable for many contemporary gasoline engines. Always confirm compatibility with your vehicle owner’s manual or dealer recommendations before use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eExceeds API SQ\/SP\/SN PLUS\/SN and ILSAC GF-7\u003c\/li\u003e\n  \u003cli\u003eApproved for GM dexos1 Gen 3 applications\u003c\/li\u003e\n  \u003cli\u003eMeets Chrysler and Ford engine test requirements where specified\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I choose this oil for my maintenance routine?\u003c\/h3\u003e\n\u003cp\u003eSelect Castrol EDGE 5W-30 if your owner’s manual lists SAE 5W-30 or equivalent specifications and you want a premium full synthetic for improved stability and protection. Use the pack of six 1-quart bottles to stock up for multiple changes or to keep on hand for top-offs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCheck vehicle manual for recommended viscosity and approvals\u003c\/li\u003e\n  \u003cli\u003eUse full quarts for accurate fill quantities and easy storage\u003c\/li\u003e\n  \u003cli\u003eFollow local service intervals and disposal regulations\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Owners of modern gasoline-powered cars and light trucks who require an SAE 5W-30 full synthetic and prefer a high-performance oil with broad OEM approvals. It fits drivers who do regular home maintenance, small fleet managers seeking consistent protection across vehicles, and anyone wanting the convenience of a six-quart supply. Always verify compatibility with your vehicle’s specifications and consult a technician if you have questions about extended drain intervals.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use Castrol EDGE 5W-30 in vehicles that call for 5W-30?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, if your owner's manual specifies SAE 5W-30 and lists compatible approvals, Castrol EDGE 5W-30 is suitable. Always confirm OEM requirements first.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change this synthetic oil?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Change intervals vary by vehicle and driving conditions; follow your manufacturer's recommended schedule or a trusted service advisor's guidance.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55169330872663,"sku":"B0054SALB6","price":102.87,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-edge-5w30-front-packaging_cbe07ca1-ec04-42ce-94b5-2866bfea3dd2.jpg?v=1790422511"},{"product_id":"castrol-hd-30-sae-30-motor-oil-6-quart-pack-6-1-qt-high-temp-film-strength-api-sp","title":"Castrol HD-30 SAE 30 Motor Oil, 6-Quart Pack (6 × 1 qt) — High‑Temp Film Strength, API SP","description":"\u003cstrong\u003eCastrol HD-30 Motor Oil is a premium SAE 30 monograde engine oil in a convenient 6‑quart pack designed to resist thermal breakdown and protect gasoline engines specified for API SP or earlier SAE 30 lubricants.\u003c\/strong\u003e\n\n\u003cp\u003eThis six-pack of 1‑quart bottles supplies a reliable single‑grade lubricant for engines and equipment that call for SAE 30. Formulated to maintain film strength at higher operating temperatures, Castrol HD‑30 helps reduce wear and helps preserve internal engine parts under consistent thermal stress. Each quart is packaged for easy storage and pour, making this set practical for workshops, fleet maintenance, or home mechanics who prefer a traditional monograde formulation.\u003c\/p\u003e\n\n\u003ch3\u003eWhich engines are compatible with Castrol HD‑30?\u003c\/h3\u003e\n\u003cp\u003eUse this oil where the vehicle or equipment manufacturer specifies an SAE 30 monograde or an API SP (or earlier) category. It is intended primarily for gasoline-fueled engines and is commonly selected for older passenger cars, light trucks, lawn and garden equipment, and stationary engines that require a single‑grade oil.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSuitable for gasoline engines calling for SAE 30 or API SP\/earlier specifications\u003c\/li\u003e\n  \u003cli\u003eCommon in small engines, vintage vehicles, and stationary applications\u003c\/li\u003e\n  \u003cli\u003eNot formulated as a multi‑grade substitute for modern variable‑viscosity requirements\u003c\/li\u003e\n  \u003cli\u003eCan be used where monograde oil is recommended for stable high‑temperature protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does Castrol HD‑30 protect against thermal breakdown?\u003c\/h3\u003e\n\u003cp\u003eThe formulation emphasizes stability at heat, preserving the oil's protective film so bearings, camshafts, and pistons remain lubricated during extended operation. It resists the breakdown that can lead to sludge and loss of lubricity, helping maintain consistent engine performance under steady loads.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEngineered for improved high‑temperature film strength\u003c\/li\u003e\n  \u003cli\u003eHelps minimize oxidation and deposit formation during prolonged heat exposure\u003c\/li\u003e\n  \u003cli\u003eMaintains lubricant viscosity within SAE 30 parameters under operating conditions\u003c\/li\u003e\n  \u003cli\u003eDesigned to reduce metal‑to‑metal contact in hot running components\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat practical benefits does the 6‑quart pack offer?\u003c\/h3\u003e\n\u003cp\u003eBuying six 1‑quart bottles gives a cost‑efficient supply for routine changes, multiple machines, or emergency top‑ups. Individual quarts are easier to store, carry, and dispense than bulk drums, and the set weight and dimensions make it straightforward to keep on hand in a garage or service van.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSix individually capped 1‑quart bottles for easy storage and controlled pouring\u003c\/li\u003e\n  \u003cli\u003ePackage dimensions: 19.05 cm L x 22.86 cm W x 24.13 cm H for compact shelving\u003c\/li\u003e\n  \u003cli\u003ePackage weight about 12.8 lbs — portable for home or mobile service use\u003c\/li\u003e\n  \u003cli\u003eMade in the United States, suitable for domestic inventory and resale\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should this oil be used and stored?\u003c\/h3\u003e\n\u003cp\u003eKeep bottles sealed until needed and store them in a cool, dry place out of direct sunlight. Follow the equipment manufacturer's intervals for oil changes and use the correct volume for the crankcase; dispose of used oil through approved recycling programs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStore upright, sealed, away from flames and extreme heat\u003c\/li\u003e\n  \u003cli\u003eAdhere to the vehicle or equipment owner's recommended change intervals\u003c\/li\u003e\n  \u003cli\u003eUse proper disposal or recycling channels for used oil and containers\u003c\/li\u003e\n  \u003cli\u003eCheck the engine manual before substituting monograde for multi‑grade oils\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Castrol HD‑30 in a 6‑quart pack is aimed at mechanics, fleet operators, and DIYers who maintain older gasoline engines, small engines, or equipment that specifically call for an SAE 30 monograde oil. If you run modern variable‑viscosity engines that require multi‑grade oils, consult the owner’s manual before choosing this product. For anyone keeping a workshop stocked with a trusted monograde lubricant, this Castrol set offers consistent, ready‑to‑use quarts that are simple to store, handle, and deploy when routine service or emergency top‑ups are needed.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use Castrol HD‑30 in modern cars?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Only if the vehicle manual explicitly permits SAE 30 monograde oil; many modern engines require multi‑grade oils instead.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this oil suitable for small engines and lawn mowers?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — it’s commonly used in small gasoline engines and garden equipment that specify SAE 30 monograde.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55169632698711,"sku":"B00B9XDM0W","price":90.2,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-hd30-front-label.jpg?v=1790423169"},{"product_id":"castrol-gtx-high-mileage-5w-20-synthetic-blend-motor-oil-1-qt-pack-of-6-protects-engines-75k","title":"Castrol GTX High Mileage 5W-20 Synthetic-Blend Motor Oil, 1 qt (Pack of 6) — Protects Engines 75K+","description":"\u003cp\u003e\u003cstrong\u003eCastrol GTX High Mileage 5W-20 is a synthetic-blend motor oil formulated to protect and extend the life of engines with more than 75,000 miles.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDesigned for older or heavily used vehicles, this 5W-20 grade blends performance additives with base oil to address the common wear and leakage issues that come with high-mileage engines. It balances cold-start flow with full-temperature protection, while a proprietary phosphorus-replacement system helps reduce stress on the emission system and catalytic converter.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil protect older engines?\u003c\/h3\u003e\n\u003cp\u003eThis formulation targets the typical causes of performance decline in high-mileage cars: sludge, wear, and seal hardening. The blend contains dispersants and detergents to keep internal passages clean plus conditioners that soften rubber seals and gaskets to reduce leaks.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdvanced dispersants fight sludge and varnish buildup.\u003c\/li\u003e\n  \u003cli\u003eSeal conditioners help reduce oil seepage at gaskets and O-rings.\u003c\/li\u003e\n  \u003cli\u003eAdditives reduce timing and friction wear to preserve moving parts.\u003c\/li\u003e\n  \u003cli\u003eViscosity tailored to maintain oil film at operating temperatures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this oil work with my vehicle’s emission system?\u003c\/h3\u003e\n\u003cp\u003eCastrol GTX High Mileage uses Phosphorus Replacement Technology to lower phosphorus content while maintaining protective performance. That helps reduce harmful phosphorus deposits on the catalytic converter and supports emission-system longevity without sacrificing wear protection.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLower phosphorus formulation protects catalytic converters.\u003c\/li\u003e\n  \u003cli\u003eProprietary additives formulated to be emission-system friendly.\u003c\/li\u003e\n  \u003cli\u003eMeets industry specifications for modern emission-aware engines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat does 5W-20 mean for day-to-day driving?\u003c\/h3\u003e\n\u003cp\u003eThe SAE 5W-20 rating describes how the oil flows in cold starts (5W) and its viscosity at normal engine temperature (20). That combination supports easier cold starts, quick oil circulation, and consistent protection during typical city and highway driving.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e5W rating improves cold-start pumpability in lower temperatures.\u003c\/li\u003e\n  \u003cli\u003e20 rating maintains protective film at operating temperature.\u003c\/li\u003e\n  \u003cli\u003eHelps reduce wear during start-up and short-trip driving cycles.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this product meet industry standards and specifications?\u003c\/h3\u003e\n\u003cp\u003eCastrol GTX High Mileage 5W-20 is formulated to meet or exceed several industry benchmarks including API SP and ILSAC GF-6, and it also aligns with Ford WSS specifications. Those approvals indicate the oil has passed standardized laboratory and engine tests for volatility, wear, and deposit control.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAPI SP\/SN PLUS\/SN\/SM coverage for modern engine demands.\u003c\/li\u003e\n  \u003cli\u003eILSAC GF-6 compliance for fuel economy and protection.\u003c\/li\u003e\n  \u003cli\u003eMeets Ford WSS-M2C945-B1 and WSS-M2C960-A1 where required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: Castrol GTX High Mileage 5W-20 is tailored for owners of cars and light trucks with roughly 75,000 miles or more, or for any vehicle that shows early signs of seal hardening, minor oil leakage, or increased oil consumption. It’s a practical choice for drivers who want a balance of cold-start performance, protection against wear and sludge, and a formulation that considers the health of the emission system. Sold in a pack of six 1-quart bottles, it’s convenient for routine maintenance, multi-vehicle households, or stocking a garage for frequent oil changes.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Castrol GTX High Mileage 5W-20 suitable for all high-mileage vehicles?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It’s formulated for engines over ~75,000 miles, but always check your owner’s manual to confirm 5W-20 is the recommended viscosity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change the oil using this product?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Follow your vehicle manufacturer’s interval; typical ranges are 3,000–10,000 miles depending on driving conditions and filter used.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55170141847895,"sku":"B001HAQTQQ","price":97.94,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-gtx-high-mileage-front-label.jpg?v=1790423990"},{"product_id":"castrol-edge-5w-50-full-synthetic-motor-oil-1-qt-x6-high-temp-stability-wear-protection","title":"Castrol EDGE 5W-50 Full Synthetic Motor Oil, 1 Qt x6 — High-Temp Stability \u0026 Wear Protection","description":"\u003cp\u003e\u003cstrong\u003eCastrol EDGE 5W-50 is a full synthetic engine oil engineered to deliver high-temperature stability, strong wear protection and consistent viscosity for demanding driving conditions.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for drivers who push their engines — from spirited street driving to towing and high-speed cruising — this Castrol EDGE 5W-50 pack supplies six 1-quart bottles of advanced full synthetic motor oil. Its formulation emphasizes resistance to viscosity breakdown, reduced friction under stress, and extended change intervals when used per the manufacturer’s guidance. The oil meets or exceeds common industry specifications and is intended for vehicles that require a 5W-50 viscosity, but always consult your owner’s manual before use.\u003c\/p\u003e\n\n\u003ch3\u003eHow does Castrol EDGE 5W-50 protect engines under high heat and load?\u003c\/h3\u003e\n\u003cp\u003eThis oil is formulated to resist thinning and maintain lubricating film when engines run hot or under heavy load. That preserves metal-to-metal separation and helps reduce wear during sustained high RPMs or towing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh-temperature viscosity stability minimizes thinning during hot operation.\u003c\/li\u003e\n  \u003cli\u003eAdvanced additives reduce metal wear in high-stress conditions.\u003c\/li\u003e\n  \u003cli\u003eFull synthetic base oils maintain consistent film strength at extreme temperatures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I extend oil change intervals with this product?\u003c\/h3\u003e\n\u003cp\u003eCastrol’s formulation is designed for long-lasting performance and can support extended intervals in many vehicles when used according to manufacturer recommendations. Some users run longer intervals, but follow your vehicle maker’s service schedule for warranty and optimal operation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEngineered for durability to help maintain properties over extended miles.\u003c\/li\u003e\n  \u003cli\u003eManufacturer guidance should dictate actual service intervals.\u003c\/li\u003e\n  \u003cli\u003eRegular monitoring (oil level and condition) is recommended between changes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs 5W-50 the right viscosity for my car and driving style?\u003c\/h3\u003e\n\u003cp\u003eSAE 5W-50 means the oil flows like a 5-weight in cold starts and behaves like a 50-weight at operating temperature, suiting engines that need robust high-temperature lubrication. This grade is often chosen for performance, turbocharged, or heavily loaded engines; verify compatibility in your owner’s manual.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLow-temperature rating (5W) helps cold startups and rapid oil flow.\u003c\/li\u003e\n  \u003cli\u003eHigh-temperature rating (50) offers thicker film at operating heat for heavy-duty use.\u003c\/li\u003e\n  \u003cli\u003eIdeal for high-performance or stress-prone driving scenarios when specified.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat specifications and approvals does this oil meet?\u003c\/h3\u003e\n\u003cp\u003eThe product meets widely used API categories and includes performance tests targeting viscosity breakdown and high-load protection. Check your vehicle’s required oil specifications to confirm fitment.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMeets or exceeds API SP and prior API categories for broad compatibility.\u003c\/li\u003e\n  \u003cli\u003ePerformance-tested for resistance to viscosity loss under stress.\u003c\/li\u003e\n  \u003cli\u003eSuitable for many modern gasoline engines when 5W-50 is recommended.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Castrol EDGE 5W-50 full synthetic oil in a six-quart pack is aimed at drivers with performance or heavy-duty needs: owners of turbocharged or high-revving engines, vehicles used for towing, or anyone who prefers a robust oil that resists viscosity breakdown and maintains protection under sustained stress. If your vehicle manufacturer lists 5W-50 or permits a broad high-temperature viscosity, this oil can be a reliable choice — just confirm compatibility in your owner’s manual and follow recommended service intervals.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use Castrol EDGE 5W-50 in turbocharged engines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — provided your vehicle’s manual permits SAE 5W-50. This grade supports high-temperature protection common in turbocharged engines.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change this oil?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Follow your vehicle manufacturer’s recommended interval. Some users extend intervals, but monitor oil condition and levels between services.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55170156364119,"sku":"B0058WKOUQ","price":108.45,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-edge-front-label.jpg?v=1790424324"},{"product_id":"castrol-gtx-high-mileage-10w-30-synthetic-blend-motor-oil-1-quart-pack-of-6-seal-conditioning-sludge-protection","title":"Castrol GTX High Mileage 10W-30 Synthetic-Blend Motor Oil — 1 Quart Pack of 6, Seal Conditioning \u0026 Sludge Protection","description":"\u003cp\u003e\u003cstrong\u003eCastrol GTX High Mileage 10W-30 is a synthetic-blend motor oil formulated to protect and extend the life of engines with more than 75,000 miles.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis 10W-30 grade from Castrol is engineered with additives for older, high-mileage engines: it helps control sludge and deposits, conditions seals to reduce leaks, and uses phosphorus-replacement technology to limit harmful phosphorus levels near the emission system. The formula balances cold-start flow with stable protection at operating temperature, making it suitable for many cars and light trucks that call for SAE 10W-30. Always confirm viscosity and spec compatibility with your vehicle owner’s manual.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil protect high-mileage engines?\u003c\/h3\u003e\n\u003cp\u003eCastrol GTX High Mileage adds targeted chemistry to tackle issues common in engines with many miles — including wear, deposit build-up, and seal hardening. These additives work together to keep metal surfaces lubricated, prevent sludge formation, and maintain gasket flexibility.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdvanced anti-wear agents to reduce friction and metal wear.\u003c\/li\u003e\n  \u003cli\u003eDispersants that suspend contaminants and fight sludge accumulation.\u003c\/li\u003e\n  \u003cli\u003eSeal conditioners to help limit oil leaks from aging gaskets and seals.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this 10W-30 oil impact emissions components?\u003c\/h3\u003e\n\u003cp\u003eThis formulation includes phosphorus replacement technology designed to reduce phosphorus content near catalytic converters and other emissions equipment. By lowering phosphorus exposure, the formula aims to be gentler on emission-control hardware while still providing engine protection.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePhosphorus-reduced additive package to help protect catalytic converters.\u003c\/li\u003e\n  \u003cli\u003eProprietary agents that support emission-system longevity.\u003c\/li\u003e\n  \u003cli\u003eMeets API and ILSAC industry specifications relevant to modern vehicles.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs Castrol GTX High Mileage 10W-30 compatible with my vehicle?\u003c\/h3\u003e\n\u003cp\u003eThis oil is a conventional-synthetic blend appropriate for many gasoline engines that call for SAE 10W-30 and API service levels listed on the label. Compatibility depends on your engine design and manufacturer recommendations, so always cross-check the vehicle owner's manual or a dealer reference before use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSuitable for many cars, SUVs, and light trucks needing 10W-30 viscosity.\u003c\/li\u003e\n  \u003cli\u003eFormulated to meet API SP\/SN PLUS\/SN\/SM and ILSAC GF-6 where specified.\u003c\/li\u003e\n  \u003cli\u003eNot a diesel-specific formulation; use diesel-rated oils for diesel engines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this oil affect fuel economy and oil consumption?\u003c\/h3\u003e\n\u003cp\u003eCastrol designs this grade to control oil volatility and reduce burn-off compared with lower-performing oils, which can help manage oil consumption in high-mileage engines. Improvements in fuel economy depend on vehicle condition and driving habits; results will vary.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEnhanced volatility control to reduce oil burn-off.\u003c\/li\u003e\n  \u003cli\u003eSeal conditioners that may lower minor leaks and associated consumption.\u003c\/li\u003e\n  \u003cli\u003eFuel-economy characteristics aligned with industry performance expectations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: drivers and technicians who maintain older or high-mileage gasoline vehicles and are looking for a 10W-30 synthetic-blend oil that addresses wear, deposits, and leak prevention. It’s aimed at owners who want a balance of protection, emissions-system consideration, and broad application across many passenger vehicles. Verify the correct viscosity and API\/ILSAC specs for your make and model before installing.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use Castrol GTX High Mileage 10W-30 in any high-mileage car?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use if your vehicle specifies SAE 10W-30 and compatible API\/ILSAC specs; check the owner's manual before use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change this oil in an older engine?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Follow your vehicle manufacturer’s interval; many drivers use 3,000–7,500 miles depending on driving conditions and oil life monitoring.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55170186182999,"sku":"B000CCMMOI","price":90.55,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-gtx-high-mileage-front-label_a20c7f9d-8534-45bc-98ad-2f8fcaee3ec1.jpg?v=1790424961"},{"product_id":"castrol-transynd-668-synthetic-automatic-transmission-fluid-1-gal-full-synthetic-atf-anti-shudder-anti-wear","title":"Castrol TranSynd 668 Synthetic Automatic Transmission Fluid 1 gal — Full-Synthetic ATF, Anti-Shudder \u0026 Anti-Wear","description":"\u003cp\u003e\u003cstrong\u003eCastrol TranSynd 668 is a fully synthetic automatic transmission fluid engineered to provide enhanced gear protection, extended clutch and anti-shudder durability, and resistance to corrosion, foaming, and oil thickening.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for demanding automatic transmissions and torque converters, this full-synthetic ATF combines advanced additives with base oils to maintain stable performance across a wide temperature range. It helps keep friction surfaces in balance, resists deposit formation from heat and oxidation, and supports smooth shifts under varied driving conditions. Castrol formulated TranSynd 668 to meet or exceed many OEM requirements where a high-performance synthetic ATF is specified.\u003c\/p\u003e\n\n\u003ch3\u003eHow does Castrol TranSynd 668 protect gears and clutches?\u003c\/h3\u003e\n\u003cp\u003eThe fluid delivers a protective film that reduces metal-to-metal contact and wear during shifting and under load. Its additive package is tailored to maintain stable friction characteristics so clutches engage smoothly without premature wear.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEnhanced anti-wear additives for gear protection\u003c\/li\u003e\n  \u003cli\u003eFriction modifiers to support consistent clutch engagement\u003c\/li\u003e\n  \u003cli\u003eShear-stable base oils to preserve viscosity under stress\u003c\/li\u003e\n  \u003cli\u003eFormulated for reduced micro-pitting in gear teeth\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this ATF prevent shudder and maintain smooth shifting?\u003c\/h3\u003e\n\u003cp\u003eTranSynd 668 is engineered for extended anti-shudder durability, helping transmissions avoid judder during torque converter lock-up and low-speed engagement. Stable friction properties over time reduce the risk of sporadic or harsh shifts as the fluid ages.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFriction stabilization to reduce lock-up shudder\u003c\/li\u003e\n  \u003cli\u003eAdditives that limit clutch glazing and slippage\u003c\/li\u003e\n  \u003cli\u003eThermal stability to preserve shift feel in hot conditions\u003c\/li\u003e\n  \u003cli\u003eResists viscosity breakdown that can cause erratic shifting\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does it resist foaming, corrosion, and oil thickening?\u003c\/h3\u003e\n\u003cp\u003eThe formulation includes anti-foam agents and corrosion inhibitors that protect hydraulic circuits and metal surfaces. Its oxidative stability reduces deposit formation, which helps maintain flow characteristics and prevents viscosity increase over service life.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAnti-foam chemistry to ensure consistent hydraulic performance\u003c\/li\u003e\n  \u003cli\u003eCorrosion inhibitors for long-term protection of valves and seals\u003c\/li\u003e\n  \u003cli\u003eOxidation-resistant base oils to minimize sludge and varnish\u003c\/li\u003e\n  \u003cli\u003eHelps maintain original viscosity to support proper lubrication\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich vehicles and service situations should use TranSynd 668?\u003c\/h3\u003e\n\u003cp\u003eTranSynd 668 is a universal-fit synthetic ATF intended for applications requiring high-performance properties where a synthetic formulation is recommended. Always confirm compatibility with the vehicle manufacturer’s ATF specification before use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSuitable for many modern automatic transmissions and torque converters\u003c\/li\u003e\n  \u003cli\u003eRecommended where extended friction durability and thermal stability matter\u003c\/li\u003e\n  \u003cli\u003eGood choice for towing, frequent stop-and-go driving, and heavy loads\u003c\/li\u003e\n  \u003cli\u003eCheck OEM specs for exact approvals and interchangeability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Castrol TranSynd 668 is aimed at technicians, fleet managers, and car owners who need a high-performance, full-synthetic automatic transmission fluid that emphasizes long-term clutch and gear protection, reduced shudder risk, and strong resistance to foaming and oxidation. If your vehicle’s manufacturer allows a universal synthetic ATF or specifies a comparable high-stability fluid, TranSynd 668 provides a robust option for demanding service schedules and heavy-duty use.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Castrol TranSynd 668 compatible with my automatic transmission?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Check your vehicle owner's manual or OEM ATF specification; TranSynd 668 is a universal-fit synthetic ATF but must meet the manufacturer's required spec.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How does TranSynd 668 extend clutch and anti-shudder durability?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It uses friction-stable additives and shear-resistant base oils that preserve clutch engagement properties and reduce lock-up shudder over time.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55170186281303,"sku":"B095SZB2DK","price":86.7,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-transynd-668-front-gallon.jpg?v=1790424955"},{"product_id":"castrol-edge-euro-5w-30-k-full-synthetic-motor-oil-1-qt-pack-of-6-european-oem-approved-high-wear-protection","title":"Castrol EDGE Euro 5W-30 K Full Synthetic Motor Oil — 1 Qt (Pack of 6), European OEM Approved, High Wear Protection","description":"\u003cp\u003e\u003cstrong\u003eCastrol EDGE Euro 5W-30 K is a full synthetic engine oil designed for European vehicles to deliver high protection, keep engines cleaner, and support peak performance under demanding conditions.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eEngineered to meet strict European OEM requirements, this 5W-30 full synthetic formulation is built for modern turbocharged and high-output engines. It aims to reduce metal-to-metal contact, maintain viscosity under pressure, and comply with a wide range of manufacturer approvals so you can use one oil across many vehicle brands. Below are common buyer questions answered plainly to help you decide if this oil fits your car and driving style.\u003c\/p\u003e\n\n\u003ch3\u003eHow does Castrol EDGE Euro 5W-30 K protect my engine?\u003c\/h3\u003e\n\u003cp\u003eThis oil is formulated to minimize wear by forming a strong lubricating film that reduces friction at contact points inside the engine. It also resists breakdown under heat and pressure, helping maintain consistent protection over time.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e3X better wear protection measured in the OM646LA test versus the test limit\u003c\/li\u003e\n  \u003cli\u003eStrong anti-wear additives to lower friction and metal contact\u003c\/li\u003e\n  \u003cli\u003eStable viscosity at high operating temperatures for consistent lubrication\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this oil keep my engine cleaner?\u003c\/h3\u003e\n\u003cp\u003eCastrol designed this formula to limit deposit formation and help remove sludge and varnish that reduce efficiency. Cleaner internals support reliable performance and can help preserve turbocharger and injector operation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e1.9X better engine cleanliness measured in OM646LA test versus the test limit\u003c\/li\u003e\n  \u003cli\u003eDetergent and dispersant chemistry to suspend contaminants\u003c\/li\u003e\n  \u003cli\u003eHelps maintain smoother oil flow and combustion chamber cleanliness\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich manufacturer approvals and specifications does it meet?\u003c\/h3\u003e\n\u003cp\u003eThis oil carries multiple European OEM approvals and international specifications, making it suitable for many late-model cars from premium manufacturers. Always cross-check your vehicle’s owner manual for required oil approvals before use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eACEA C3 and API SP compliance\u003c\/li\u003e\n  \u003cli\u003eApprovals include BMW Longlife-04, MB-Approval 229.31\/229.51\/229.52\u003c\/li\u003e\n  \u003cli\u003eMeets VW 504 00 \/ 507 00, Porsche C30, Renault RN 0700 \/ RN 0710\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I use this 1-quart pack of six in maintenance?\u003c\/h3\u003e\n\u003cp\u003eEach 1-quart bottle is sized for typical top-ups or smaller oil changes; the six-pack helps if you perform several services or have multiple vehicles. Follow the vehicle manufacturer’s oil capacity and change interval recommendations, and dispose of used oil responsibly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSold as six 1-quart bottles for convenient storage and multiple services\u003c\/li\u003e\n  \u003cli\u003eUse based on your car’s required volume and service schedule\u003c\/li\u003e\n  \u003cli\u003eReplace oil filter when performing a full oil change\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this product for: Castrol EDGE Euro 5W-30 K is intended for owners of European and performance-oriented cars that specify ACEA C3 or the listed OEM approvals, drivers who want a high-performance synthetic oil to reduce wear and deposits, and workshops that need a versatile oil meeting multiple manufacturer standards. If your vehicle manual lists VW 504\/507, BMW Longlife-04, MB-Approval 229.31\/229.51\/229.52, Porsche C30, or Renault RN 0700\/RN 0710, this formulation is a direct match. Always verify your car’s required oil specification before switching oils.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Castrol EDGE Euro 5W-30 K compatible with VW 504 00 \/ 507 00?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. This oil meets VW 504 00 \/ 507 00 specifications; confirm your vehicle manual before use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change the oil when using this synthetic?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Follow your vehicle manufacturer’s recommended service interval; use oil condition and mileage as guides.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55170216362327,"sku":"B09VCV7H7D","price":101.76,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-edge-euro-front-packaging.jpg?v=1790425238"},{"product_id":"castrol-gtx-classic-20w-50-conventional-motor-oil-1-qt-pack-of-6-high-zddp-anti-wear","title":"Castrol GTX Classic 20W-50 Conventional Motor Oil, 1 Qt Pack of 6 — High ZDDP Anti‑Wear","description":"\u003cp\u003e\u003cstrong\u003eCastrol GTX Classic 20W-50 is a high-zinc, conventional motor oil formulated to protect older and performance-tuned gasoline engines under heavy load and high temperatures.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eBuilt for collector vehicles, muscle cars, hot rods and race-prepped engines, this 20W-50 conventional oil emphasizes mechanical wear protection and durability. Its elevated levels of zinc and phosphorus help preserve valve train components and reduce metal fatigue where valve spring pressure and contact stresses are high. The formulation resists foaming and thermal breakdown so the oil maintains a robust film in severe operating conditions and with a range of gasoline or alcohol-blended fuels.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil protect older and modified engines?\u003c\/h3\u003e\n\u003cp\u003eCastrol GTX Classic 20W-50 uses a zinc and phosphorus additive package that cushions metal-to-metal contact in high-stress areas like cam lobes and valve followers. That sacrificial chemistry helps reduce wear and limits premature component aging in engines with high contact pressures or altered valve gear. The thicker 20W-50 viscosity also sustains an oil film at elevated temperatures and engine loads.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh zinc (ZDDP) and phosphorus for anti-wear protection\u003c\/li\u003e\n  \u003cli\u003e20W-50 viscosity holds protective film under heat\u003c\/li\u003e\n  \u003cli\u003eFormulated to reduce mechanical wear on valve trains and lifters\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this oil stand up to severe driving and high temperatures?\u003c\/h3\u003e\n\u003cp\u003eYes — the product is designed to maintain a robust oil film and resist thermal breakdown when engines run hot or under sustained heavy loads. Minimal foaming characteristics help keep lubrication consistent during aggressive driving or racing events. It’s a conventional base oil with additives focused on durability rather than extended synthetic service intervals.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh resistance to thermal degradation for stable protection\u003c\/li\u003e\n  \u003cli\u003eLow foaming to ensure steady oil pressure and coverage\u003c\/li\u003e\n  \u003cli\u003eMaintains thicker lubrication under prolonged high-temperature use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this compatible with my fuel and engine specifications?\u003c\/h3\u003e\n\u003cp\u003eCastrol GTX Classic 20W-50 is compatible with gasoline and alcohol-blended fuels commonly found in older performance engines and some modified applications. It meets or exceeds API SJ specifications, a common reference for classic and mid-era engines. Always check your vehicle maker’s viscosity and spec recommendations before changing oils.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWorks with gasoline and alcohol-based fuel blends\u003c\/li\u003e\n  \u003cli\u003eMeets or exceeds API SJ for legacy engine requirements\u003c\/li\u003e\n  \u003cli\u003eRecommended where higher zinc levels are desired for wear control\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Owners and restorers of collector cars, muscle cars, hot rods, and race-prepped engines who want a conventional oil with elevated anti-wear additives and a heavier viscosity for high-temperature protection will find this formulation appropriate. It’s especially useful where valve train wear and metal fatigue are concerns due to performance modifications or older engine designs that rely on ZDDP chemistry. For modern engines requiring low-phosphorus, emissions-compliant oils, consult your manufacturer’s guidance instead.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Castrol GTX Classic 20W-50 suitable for vintage engines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It’s formulated with higher zinc\/phosphorus levels and a thicker viscosity ideal for many vintage and performance-tuned gasoline engines.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can this oil be used with alcohol-blended fuels?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The oil is compatible with gasoline and alcohol-based fuels, but always follow your engine manufacturer’s recommendations.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55170275443031,"sku":"B093RT3B1W","price":92.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-gtx-classic-20w-50-front-packaging.jpg?v=1790426472"},{"product_id":"castrol-edge-turbo-diesel-0w-20-full-synthetic-motor-oil-1-qt-x6-advanced-wear-protection-fuel-economy","title":"Castrol EDGE Turbo Diesel 0W-20 Full Synthetic Motor Oil, 1 qt x6 — Advanced wear protection \u0026 fuel economy","description":"\u003cp\u003e\u003cstrong\u003eCastrol EDGE Turbo Diesel 0W-20 is a full synthetic motor oil formulated for modern high-output European diesel and gasoline engines to reduce friction and protect under extreme pressure.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eBuilt to meet and exceed demanding European and global manufacturer standards, this Castrol EDGE formula balances wear protection, fuel efficiency and thermal stability. It’s engineered for engines that run at high temperatures and pressures—common in turbocharged and downsized powertrains—and is approved to a wide set of industry specifications so it fits many late-model vehicles.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil protect engines under high stress?\u003c\/h3\u003e\n\u003cp\u003eThe oil uses a strong synthetic base and an anti-friction additive system that sustains a protective film where metal-to-metal contact can occur. That film helps lower wear rates during both frequent stop\/start driving and sustained high-load operation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e4x better wear protection in OM646LA test versus test limit\u003c\/li\u003e\n  \u003cli\u003eAdvanced formulation maintains film strength at high temperatures\u003c\/li\u003e\n  \u003cli\u003eDesigned for turbocharged engines and high-output diesel applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill using 0W-20 improve my vehicle’s fuel economy?\u003c\/h3\u003e\n\u003cp\u003eThe low-viscosity 0W-20 grade reduces internal engine friction compared with thicker oils, which can translate to modest fuel efficiency gains. Test results show measurable improvement versus standard limits, particularly in modern engines designed to run thinner lubricants.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e1.4x better fuel economy in C200K and C250CDI tests versus test limits\u003c\/li\u003e\n  \u003cli\u003eDesigned to help maintain engine power while lowering parasitic losses\u003c\/li\u003e\n  \u003cli\u003eCold-start flow properties help reduce wear and fuel consumption at start-up\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich vehicle specifications and approvals does this oil meet?\u003c\/h3\u003e\n\u003cp\u003eCastrol EDGE Turbo Diesel 0W-20 carries a broad set of approvals and meets many manufacturer requirements, making it suitable for a wide range of European and global models. Always compare the oil’s listed approvals to your vehicle owner’s manual to confirm compatibility.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAPI SP, ILSAC GF-6 and ACEA C5\/C6 compliant\u003c\/li\u003e\n  \u003cli\u003eApproved for Fiat 9.55535-CR1 and 9.55535-GSX, Ford WSS-M2C947-A\/B1 and WSS-M2C962-A1\u003c\/li\u003e\n  \u003cli\u003eMeets GM dexosD and suitable for Mercedes-Benz MB 229.71, Jaguar Land Rover STJLR.03.5006\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow is this product packaged and what does a 6-pack offer?\u003c\/h3\u003e\n\u003cp\u003eEach unit is a one-quart bottle sized for quick top-ups or oil changes where small refill amounts are needed. A six-pack gives you multiple services or an on-hand supply for frequent maintenance, while boxed packaging protects bottles during storage and transport.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIndividual 1-quart bottles for easy measurement and pouring\u003c\/li\u003e\n  \u003cli\u003eSix bottles per pack to cover multiple oil changes or fleet needs\u003c\/li\u003e\n  \u003cli\u003eBoxed for storage and safe transport\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Castrol EDGE Turbo Diesel 0W-20 is aimed at owners and technicians of late-model European and global vehicles that specify low-viscosity, full synthetic oils—especially turbocharged gasoline and diesel engines that face elevated temperatures and pressures. It’s a good choice for drivers who want manufacturer-aligned approvals, measurable wear-reduction benefits and a ready supply for routine maintenance or small-fleet servicing. Always verify your vehicle’s required oil specification in the owner’s manual before use.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Castrol EDGE Turbo Diesel 0W-20 suitable for turbocharged engines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It’s formulated for high-output turbocharged gasoline and diesel engines requiring a 0W-20 full synthetic oil.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this oil in cars requiring ACEA C5 or MB 229.71?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: This oil meets ACEA C5 and is listed against MB 229.71—check your owner’s manual for exact compatibility.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55170283995479,"sku":"B0F54TBQ8K","price":104.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-edge-front-packaging.jpg?v=1790426700"},{"product_id":"castrol-gtx-high-mileage-5w-30-synthetic-blend-motor-oil-5-qt-x3-seal-conditioner-low-phosphorus","title":"Castrol GTX High Mileage 5W-30 Synthetic-Blend Motor Oil, 5 qt x3 — Seal Conditioner \u0026 Low Phosphorus","description":"\u003cp\u003e\u003cstrong\u003eCastrol GTX High Mileage 5W-30 is a synthetic-blend motor oil engineered to help protect and extend the life of engines with more than 75,000 miles, supplied here as three 5-quart bottles.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eFor drivers maintaining older vehicles, choosing the right oil matters for wear protection, deposit control, and emissions-system care. This Castrol GTX High Mileage formula combines targeted additives, phosphorus-reducing technology, and seal conditioners in a synthetic blend designed to address the common needs of high-mileage engines without switching to a full synthetic.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil help engines that have traveled a lot?\u003c\/h3\u003e\n\u003cp\u003eThe formulation focuses on areas that typically degrade with mileage: wear points, seals, and internal cleanliness. It includes advanced additives that work to limit metal-on-metal abrasion and to condition aging seals, which can reduce oil seepage.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdvanced anti-wear additives reduce friction at critical engine surfaces.\u003c\/li\u003e\n  \u003cli\u003eSeal conditioners help maintain pliability to minimize leaks.\u003c\/li\u003e\n  \u003cli\u003eSuperior dispersants fight sludge and varnish build-up for cleaner internals.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this oil protect my vehicle’s emission control components?\u003c\/h3\u003e\n\u003cp\u003eYes — the oil uses a Phosphorus Replacement Technology to lower phosphorus levels that can harm catalytic converters. That helps support emission-system longevity while still delivering engine protection.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReduced phosphorus formulation to lessen catalyst exposure.\u003c\/li\u003e\n  \u003cli\u003eProprietary additives designed with emission-system compatibility in mind.\u003c\/li\u003e\n  \u003cli\u003eFormulated to meet modern API and ILSAC specifications for compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat performance benefits can I expect on a routine oil change?\u003c\/h3\u003e\n\u003cp\u003eOn each service interval you can expect cleaner operation and improved resistance to oil breakdown compared with conventional oils. The product delivers strong volatility control, reduced oil burn-off, and consistent viscosity to help maintain fuel economy and reliable start-up protection.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eExceptional oil volatility control to reduce burn-off losses.\u003c\/li\u003e\n  \u003cli\u003eConsistent 5W-30 viscosity for reliable cold starts and operating stability.\u003c\/li\u003e\n  \u003cli\u003eMeets or exceeds API SP and ILSAC GF-6 standards for modern engines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this Castrol option compare to full-synthetic or conventional oils?\u003c\/h3\u003e\n\u003cp\u003eAs a synthetic blend, it balances performance and value: better thermal stability and protection than conventional oils, with lower cost than many full-synthetic products. It’s intended for owners who want enhanced protection for high-mileage engines without the full-synthetic price tag.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBetter sludge control and shear stability than conventional oils.\u003c\/li\u003e\n  \u003cli\u003eLower cost alternative to full-synthetic 5W-30 while still offering advanced additives.\u003c\/li\u003e\n  \u003cli\u003eAvailable in convenient 5-quart bottles sold as a three-pack for multiple services.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Castrol GTX High Mileage 5W-30 Synthetic Blend is aimed at drivers of cars and light trucks that have surpassed approximately 75,000 miles and need a balanced oil that addresses wear, leakage, and emissions-system compatibility. It’s suitable for routine maintenance where owners want improved deposit control, seal conditioning, and reduced phosphorus exposure while meeting contemporary API and manufacturer specifications. Choose this three-bottle pack if you prefer to keep multiple oil changes on hand or service more than one vehicle.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this oil suitable for engines with over 75,000 miles?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Castrol GTX High Mileage 5W-30 is formulated specifically to address the needs of engines with 75,000+ miles, including wear protection and seal conditioning.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does it meet modern oil specifications like API and ILSAC?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. This product meets or exceeds API SP and ILSAC GF-6 standards and several manufacturer approvals listed on the label.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55170298610007,"sku":"B00JGQLU44","price":154.12,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-gtx-high-mileage-front-bottle.jpg?v=1790427014"},{"product_id":"castrol-gtx-high-mileage-5w-30-synthetic-blend-motor-oil-1-qt-pack-of-6-wear-reduction-deposit-control","title":"Castrol GTX High Mileage 5W-30 Synthetic-Blend Motor Oil, 1 Qt Pack of 6 — Wear Reduction \u0026 Deposit Control","description":"\u003cp\u003e\u003cstrong\u003eCastrol GTX High Mileage 5W-30 is a synthetic‑blend motor oil made for engines past 75,000 miles, formulated to reduce wear, manage deposits and support emission‑system longevity.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eVehicles with higher mileage face different stresses than newer engines: worn seals, increased deposits and sensitivity around catalytic converters. This Castrol GTX High Mileage 5W‑30 comes in a six‑quart pack and combines targeted additives, seal conditioners and phosphorus‑replacement chemistry to address those concerns while meeting modern industry specifications.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil help reduce engine wear in older cars?\u003c\/h3\u003e\n\u003cp\u003eThe blend includes advanced anti‑wear additives that form a protective film on metal surfaces, reducing friction where parts contact. Over time this protective coverage helps slow wear progression and maintain smoother component operation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAnti‑wear additives that protect cams, lifters and bearings\u003c\/li\u003e\n  \u003cli\u003eSeal conditioners to help maintain pliability and reduce leaks\u003c\/li\u003e\n  \u003cli\u003eViscosity optimized for 5W‑30 performance in varied temperatures\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this oil help control sludge and deposits?\u003c\/h3\u003e\n\u003cp\u003eYes — the formulation emphasizes dispersancy and detergency to keep contaminants suspended and out of critical oil passages. That reduces the likelihood of sludge accumulation and preserves oil flow to vital engine areas.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSuperior dispersant package for deposit control\u003c\/li\u003e\n  \u003cli\u003eMaintains cleaner piston rings and oil passages\u003c\/li\u003e\n  \u003cli\u003eHelps extend typical oil change intervals when used per manufacturer guidance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDoes this product protect my vehicle’s emission system?\u003c\/h3\u003e\n\u003cp\u003eCastrol GTX High Mileage uses a phosphorus replacement approach designed to be gentler on catalytic converters and emission components. The additive package balances engine protection while minimizing components that can harm emission‑system catalysts.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePhosphorus replacement technology to reduce catalyst impact\u003c\/li\u003e\n  \u003cli\u003eFormulated to help preserve catalytic converter efficiency\u003c\/li\u003e\n  \u003cli\u003eCompatible with many modern emission control systems when used as directed\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat specifications and benefits should I expect from this oil?\u003c\/h3\u003e\n\u003cp\u003eThis 5W‑30 synthetic blend meets contemporary industry standards and several manufacturer requirements. It provides improved volatility control and oil burn‑off resistance versus base industry levels, plus fuel economy benefits in selected grades.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMeets API SP\/SN PLUS\/SN\/SM and ILSAC GF‑6 performance levels\u003c\/li\u003e\n  \u003cli\u003eMeets Ford WSS‑M2C946‑B1 and WSS‑M2C961‑A1 specifications\u003c\/li\u003e\n  \u003cli\u003eDesigned for better burn‑off protection and potential fuel economy gains\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? If your car or light truck has more than about 75,000 miles and you want a balanced product that addresses wear, deposits, leaks and emission‑system longevity, this Castrol GTX High Mileage 5W‑30 six‑quart pack is a practical choice. It’s suited for motorists seeking reliable engine protection while meeting modern oil specifications and for shops or DIYers who prefer to keep several quarts on hand for routine maintenance.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Castrol GTX High Mileage 5W‑30 suitable for cars under 75,000 miles?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it can be used in lower‑mileage engines, but it’s formulated specifically to address issues common in higher‑mileage vehicles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change this oil?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Follow your vehicle manufacturer’s interval; many users find standard change intervals appropriate when using this oil.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55170298675543,"sku":"B008BOG0PG","price":104.69,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-gtx-high-mileage-5w30-front-packaging.jpg?v=1790427014"},{"product_id":"castrol-transmax-type-f-automatic-transmission-fluid-1-quart-pack-of-6-ford-esw-m2c-33f-33g-classic-shift-feel","title":"Castrol Transmax Type F Automatic Transmission Fluid — 1 Quart Pack of 6, Ford ESW‑M2C‑33F\/33G, Classic Shift Feel","description":"\u003cp\u003e\u003cstrong\u003eCastrol Transmax Type F is a specially formulated automatic transmission fluid made to deliver the friction properties and lubrication older Ford transmissions need for smooth gear shifts.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eBuilt to meet Ford ESW-M2C-33F and ESW-M2C-33G specifications, this Type F ATF preserves the original shift feel and performance of pre-1982 Ford automatic gearboxes. It combines reliable thermal and oxidation resistance with the specific frictional characteristics required by older transmissions, helping minimize gear wear and preserve shift quality without altering OEM behavior.\u003c\/p\u003e\n\n\u003ch3\u003eWhat makes this ATF suitable for classic Ford automatics?\u003c\/h3\u003e\n\u003cp\u003eTransmax Type F is formulated to match the original friction curve and shear properties Ford designed into early automatic transmissions. Using a product with the correct specification prevents harsh or delayed shifts that can occur when modern ATFs are substituted.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMeets Ford ESW-M2C-33F and ESW-M2C-33G performance standards\u003c\/li\u003e\n  \u003cli\u003eFriction characteristics tailored for older clutch materials and bands\u003c\/li\u003e\n  \u003cli\u003eHelps maintain factory shift timing and feel\u003c\/li\u003e\n  \u003cli\u003eReduces the risk of transmission slippage caused by incompatible fluids\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does Castrol Transmax Type F protect transmission components?\u003c\/h3\u003e\n\u003cp\u003eThe formulation provides strong lubrication and thermal stability to limit wear on gears, bushings and clutches under normal driving conditions. Its oxidation resistance helps keep the fluid stable over longer service intervals, reducing deposit formation that can interfere with valve bodies and servo operation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eExcellent lubrication for gears and bushings\u003c\/li\u003e\n  \u003cli\u003eGood thermal and oxidation stability to resist breakdown\u003c\/li\u003e\n  \u003cli\u003eReduces varnish and deposit buildup in hydraulic passages\u003c\/li\u003e\n  \u003cli\u003eHelps prolong component life when used as specified\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this fluid work in my vehicle right now?\u003c\/h3\u003e\n\u003cp\u003eUse Castrol Transmax Type F only if your vehicle’s manufacturer or service manual specifies a Type F ATF or lists Ford ESW-M2C-33F\/33G approval. It’s intended primarily for older Ford models (pre-1982) and any vehicle that explicitly calls for Type F fluid.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCheck your owner’s manual for Type F or ESW-M2C-33F\/33G requirements\u003c\/li\u003e\n  \u003cli\u003eNot a direct substitute for modern Dexron or Mercon specifications\u003c\/li\u003e\n  \u003cli\u003eIdeal for restorations and maintenance of classic Ford automatics\u003c\/li\u003e\n  \u003cli\u003eAvailable as a convenient 1 quart bottle sold in a pack of six\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should this ATF be used and stored?\u003c\/h3\u003e\n\u003cp\u003eHandle Transmax Type F like any automotive fluid: avoid contamination, seal containers after opening, and follow vehicle manufacturer intervals for drain and fill. Proper storage away from direct heat and moisture helps maintain product integrity until use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUse clean funnels and drains to prevent contamination\u003c\/li\u003e\n  \u003cli\u003eSeal bottles and store in a cool, dry place out of direct sunlight\u003c\/li\u003e\n  \u003cli\u003eFollow OEM service intervals and disposal regulations for used ATF\u003c\/li\u003e\n  \u003cli\u003eKeep bottles upright to prevent leaks during storage and transport\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Castrol Transmax Type F Quart Pack of 6 is aimed at owners, restorers and mechanics working on classic Ford automatic transmissions that require the original Type F friction and specification. It’s a practical choice for workshops performing multiple services, collectors maintaining period-correct drivability, and anyone who needs a reliable supply of the correct fluid for older Ford gearboxes.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Castrol Transmax Type F compatible with modern Mercon or Dexron fluids?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. Type F is formulated for older Ford specs and should not replace modern Mercon or Dexron fluids unless the manufacturer permits it.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Which Ford models need Type F ATF?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Primarily pre-1982 Ford automatic transmissions and any vehicle whose manual specifies Type F or Ford ESW-M2C-33F\/33G.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55170329313623,"sku":"B008MISAXG","price":93.4,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-transmax-type-f-front-packaging.jpg?v=1790427944"},{"product_id":"castrol-actevo-4t-20w-50-synthetic-blend-motorcycle-oil-1-quart-pack-of-6-jaso-ma-2-trizone-protection","title":"Castrol Actevo 4T 20W-50 Synthetic-Blend Motorcycle Oil — 1 Quart Pack of 6, JASO MA-2 Trizone Protection","description":"\u003cp\u003e\u003cstrong\u003eCastrol Actevo 4T 20W-50 is a part-synthetic motorcycle oil engineered to protect engine, clutch and gearbox components with active molecules that cling to metal surfaces for reliable start-up and sustained wear protection.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for modern four-stroke motorcycles that demand robust protection in varied riding conditions, Castrol Actevo combines synthetic blend formulation with proprietary Actibond (Active Protection) molecules and Trizone technology. This 20W-50 grade delivers thicker oil film at operating temperatures suitable for many air-cooled and high-mileage engines, helping reduce wear during long rides, frequent stops, and city commuting.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil protect my motorcycle at start-up and during short trips?\u003c\/h3\u003e\n\u003cp\u003eActevo's Active Protection Molecules form a clingable protective layer on metal surfaces so lubrication is available immediately when you fire the engine. That reduces the high-wear window that normally happens before oil pressure builds, particularly in stop\/start city traffic and short journeys.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eActibond molecules adhere to critical parts to maintain a protective film.\u003c\/li\u003e\n  \u003cli\u003eProvides lubrication before the engine reaches 51°C, when wear spikes.\u003c\/li\u003e\n  \u003cli\u003eThicker 20W-50 viscosity gives stable film strength for short runs and low-speed riding.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill Castrol Actevo work with my bike’s engine, clutch and gearbox?\u003c\/h3\u003e\n\u003cp\u003eYes — Trizone technology is formulated to safeguard the three critical motorcycle zones: engine, wet clutch and gearbox. The oil is JASO MA-2 compliant, meaning it supports proper clutch engagement while delivering reliable gear protection.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTrizone chemistry balances friction and protection across engine, clutch, and gearbox.\u003c\/li\u003e\n  \u003cli\u003eMeets JASO MA-2 for wet-clutch compatibility and predictable engagement.\u003c\/li\u003e\n  \u003cli\u003eExceeds API SG performance benchmarks for older and current engines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat riding conditions and engines suit 20W-50 Actevo best?\u003c\/h3\u003e\n\u003cp\u003eThis 20W-50 synthetic blend is ideal for air-cooled, high-mileage, or heavily loaded engines and for riders in warmer climates or those who favor long-distance touring. It maintains a robust lubricating film at higher temperatures while still offering the instantaneous protection needed during urban commuting.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eGreat for hotter climates and sustained highway speeds.\u003c\/li\u003e\n  \u003cli\u003eRecommended for older bikes or those with higher oil consumption.\u003c\/li\u003e\n  \u003cli\u003ePerforms well under heavy loads and touring conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does using a pack of six quarts help maintenance and cost?\u003c\/h3\u003e\n\u003cp\u003eBuying the 6-quart pack keeps a convenient supply on hand for scheduled oil changes or multiple bikes and can lower per-unit cost compared with single bottles. Storing recommended oil reduces downtime and ensures you always use a compatible product that matches your bike’s requirements.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSix quarts cover several oil changes for most motorcycles, saving time.\u003c\/li\u003e\n  \u003cli\u003eConsistent product batch and formulation for all fills.\u003c\/li\u003e\n  \u003cli\u003eLess frequent ordering and reduced shipping impact when maintaining multiple bikes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Riders who want a reliable, part-synthetic motorcycle oil that balances immediate start-up protection with sustained film strength — especially owners of air-cooled or high-mileage bikes, commuters facing stop\/start traffic, and touring riders in warmer regions. Castrol Actevo 4T 20W-50 is a pragmatic choice when you need JASO MA-2 clutch compatibility, Trizone protection across engine, clutch and gearbox, and Active Protection Molecules to reduce wear during those critical moments before full operating temperature.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Castrol Actevo 20W-50 suitable for wet clutches?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It meets JASO MA-2, providing clutch compatibility and predictable engagement for wet-clutch motorcycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this oil in high-mileage or air-cooled engines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The 20W-50 synthetic blend maintains a strong film at higher temperatures, ideal for high-mileage and air-cooled engines.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55170341372247,"sku":"B00CJ7WOJ2","price":86.68,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-actevo-front-packaging.jpg?v=1790428227"},{"product_id":"castrol-actevo-4t-10w-40-motorcycle-oil-6-x-1-qt-pack-synthetic-blend-jaso-ma-2","title":"Castrol Actevo 4T 10W-40 Motorcycle Oil - 6 x 1 qt Pack, Synthetic-Blend, JASO MA-2","description":"\u003cp\u003e\u003cstrong\u003eCastrol Actevo 4T 10W-40 is a part-synthetic motorcycle oil engineered with Actibond molecules to cling to engine components and protect engine, clutch and gearbox from the moment you start.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eCastrol Actevo 4T 10W-40 is a synthetic-blend lubricant formulated for modern four-stroke motorcycles that share oil between engine, gearbox and wet clutch. Its formulation uses Trizone protection and active bonding chemistry to provide immediate surface coverage, reduce wear in stop\/start urban riding, and give dependable protection on longer trips. This listing is for six 1-quart bottles, suitable for riders who want consistent batches for multiple services or fleet maintenance.\u003c\/p\u003e\n\n\u003ch3\u003eHow does Actevo protect engine, clutch and gearbox in one oil?\u003c\/h3\u003e\n\u003cp\u003eThe oil is built around Trizone technology, designed to meet the distinct demands of the three mechanical zones found in many motorcycles. Special additives help maintain slipperiness for gearbox shifts, film strength for engine bearings, and friction characteristics appropriate for wet clutches.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTrizone formula balances lubrication across engine, gearbox and clutch.\u003c\/li\u003e\n  \u003cli\u003eActibond molecules cling to metal surfaces to form a protective layer.\u003c\/li\u003e\n  \u003cli\u003eConsistent viscosity (10W-40) for reliable cold starts and operating temperatures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this oil reduce wear during city stop-and-go riding?\u003c\/h3\u003e\n\u003cp\u003eYes. The active protection chemistry is designed to establish lubrication before the engine reaches typical wear-prone temperatures, helping minimize metal-to-metal contact during frequent stops and short trips.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSpecial molecules adhere to surfaces even when the engine is off.\u003c\/li\u003e\n  \u003cli\u003eEnhanced protection during short rides and repeated start cycles.\u003c\/li\u003e\n  \u003cli\u003eFormulation helps guard against accelerated wear in urban use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs Castrol Actevo compatible with my motorcycle’s specifications?\u003c\/h3\u003e\n\u003cp\u003eCastrol Actevo 4T 10W-40 exceeds API SG and meets JASO MA-2 requirements, making it suitable for many modern motorcycles that call for those specifications. Always check your owner's manual for the manufacturer-recommended viscosity and performance standards before use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eExceeds API SG for base-level oil performance and protection.\u003c\/li\u003e\n  \u003cli\u003eJASO MA-2 rating ensures correct friction properties for wet clutches.\u003c\/li\u003e\n  \u003cli\u003e10W-40 viscosity suits a broad range of climates and riding styles.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I use and store this pack of six 1-quart bottles?\u003c\/h3\u003e\n\u003cp\u003eThe pack is convenient for riders who perform their own maintenance or for workshops servicing multiple bikes. Store bottles upright in a cool, dry place away from direct heat or sunlight, and follow disposal regulations for used oil.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOne-quart bottles are convenient for single-service or top-up use.\u003c\/li\u003e\n  \u003cli\u003eKeep containers sealed until use to preserve additive performance.\u003c\/li\u003e\n  \u003cli\u003eRecycle or dispose of used oil and containers responsibly per local rules.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Castrol Actevo 4T 10W-40 (pack of six 1-qt bottles) suits motorcyclists and small workshops seeking a reliable, part-synthetic oil that addresses combined engine, gearbox and wet-clutch demands. It’s a practical choice for commuters, tourers and owners of motorcycles specifying API SG or JASO MA-2 oils who want the convenience of multiple, consistent service volumes on hand.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use Castrol Actevo 10W-40 in motorcycles with wet clutches?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It meets JASO MA-2, which is suitable for motorcycles with wet clutches requiring that friction spec.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change this oil?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Follow your motorcycle maker’s service interval; many riders change every 3,000–6,000 miles depending on use and conditions.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55170341405015,"sku":"B00CJ8GAQ4","price":90.85,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-actevo-front-packaging_ce0ab701-fcc1-48de-9557-8aa51cb01c7b.jpg?v=1790428228"},{"product_id":"castrol-gtx-ck-4-15w-40-diesel-motor-oil-1-gal-x3-ck-4-protection-anti-wear-detergents","title":"Castrol GTX CK-4 15W-40 Diesel Motor Oil 1 Gal x3 — CK-4 protection, anti-wear \u0026 detergents","description":"\u003cstrong\u003eCastrol GTX CK-4 15W-40 is a conventional diesel motor oil designed to protect diesel and gasoline engines from wear, piston deposits, and oil thickening under severe service conditions.\u003c\/strong\u003e\n\n\u003cp\u003eIf you operate light trucks, passenger cars or heavy-duty diesel equipment that calls for API CK-4\/CJ-4\/SN oils, this Castrol GTX 15W-40 formula delivers the lubrication and detergency needed for extended reliability. Formulated with viscosity improvers, anti-wear agents, antioxidants and detergents, the oil maintains engine cleanliness and helps control sludge during high-temperature towing, hauling and everyday driving.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil protect engines during towing and heavy loads?\u003c\/h3\u003e\n\u003cp\u003eCastrol GTX CK-4 15W-40 uses specially selected additives to retain film strength and minimize wear when engines run hot and under load. Its formulation resists oil thickening and limits piston deposits that otherwise reduce efficiency.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRobust anti-wear chemistry to protect valve train and bearings.\u003c\/li\u003e\n  \u003cli\u003eViscosity improvers maintain protective thickness at high temperatures.\u003c\/li\u003e\n  \u003cli\u003eDetergents and dispersants reduce deposit formation during severe service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this oil compatible with my diesel or gasoline engine?\u003c\/h3\u003e\n\u003cp\u003eThis product is suitable for a broad range of 4-stroke diesel and gasoline engines that specify API CK-4, CJ-4, CI-4, CH-4, CG-4, CF-4, CF or SN. It can be used in on- and off-road heavy-duty trucks as well as light trucks and passenger cars where 15W-40 viscosity is recommended.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMeets API CK-4 for modern diesel engine needs.\u003c\/li\u003e\n  \u003cli\u003eBackward compatible with several earlier API categories.\u003c\/li\u003e\n  \u003cli\u003eAppropriate for high-mileage and high-load applications requiring 15W-40.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the oil help keep the engine clean and extend service life?\u003c\/h3\u003e\n\u003cp\u003eAnti-oxidant and detergent additives in Castrol GTX CK-4 minimize sludge and deposits that accelerate oil degradation. By preventing buildup on pistons and rings, the oil supports consistent compression and efficient combustion over time.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDetergents lift and suspend contaminants for filter capture.\u003c\/li\u003e\n  \u003cli\u003eAnti-oxidants slow oil breakdown at elevated temperatures.\u003c\/li\u003e\n  \u003cli\u003eReduced piston deposits help maintain fuel economy and power.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the practical benefits of buying the 1-gallon pack of three?\u003c\/h3\u003e\n\u003cp\u003ePurchasing three 1-gallon bottles gives you a ready supply for routine changes and multi-vehicle maintenance while often lowering per-gallon cost versus single bottles. It’s also convenient for shops, fleet operators, or owners who perform frequent servicing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eThree-gallon total provides multiple oil changes for many light trucks.\u003c\/li\u003e\n  \u003cli\u003eConsistent product across services avoids cross-compatibility issues.\u003c\/li\u003e\n  \u003cli\u003eEasy storage and portioning for professional or home use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Castrol GTX CK-4 15W-40 (1 gallon, pack of 3) is aimed at vehicle owners and fleet managers who need a dependable, conventional oil for diesel and gasoline engines operating under severe or mixed conditions. It fits drivers who tow or haul regularly, maintenance professionals seeking API CK-4 coverage, and anyone who prefers buying multiple gallons at once for convenience and continuity in service.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this oil in gasoline engines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Castrol GTX CK-4 15W-40 meets API SN and can be used in gasoline engines that recommend 15W-40 viscosity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this oil suitable for high-mileage diesel trucks?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It’s formulated for severe service, helping control deposits and wear in high-mileage diesel engines.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55170772336983,"sku":"B00B9XDLU8","price":165.17,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-gtx-ck4-15w40-front-packaging.jpg?v=1790433799"},{"product_id":"castrol-gtx-high-mileage-10w-40-synthetic-blend-motor-oil-5-qt-pack-of-3-protects-75-000-mile-engines","title":"Castrol GTX High Mileage 10W-40 Synthetic-Blend Motor Oil, 5 qt Pack of 3 — Protects 75,000+ Mile Engines","description":"\u003cp\u003e\u003cstrong\u003eCastrol GTX High Mileage 10W-40 is a synthetic-blend engine oil formulated to protect and revive vehicles with 75,000+ miles while supporting emissions components.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for older engines, this 10W-40 synthetic blend balances thicker high-temperature protection with dependable cold-start performance. It combines detergents, seal conditioners, and a proprietary phosphorus-reducing system to help reduce sludge, limit wear, and safeguard the catalytic converter and other emission-system parts without compromising viscosity stability.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil protect engines that have high mileage?\u003c\/h3\u003e\n\u003cp\u003eThis formulation concentrates on common wear points in older vehicles by delivering stronger film strength and dispersancy. It minimizes deposits and helps maintain oil flow under heat, which preserves moving parts and reduces friction-related damage.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSeal conditioners help reduce leaks in aging gaskets and seals.\u003c\/li\u003e\n  \u003cli\u003eDetergent package resists sludge and varnish build-up.\u003c\/li\u003e\n  \u003cli\u003eAdditives boost wear protection at high operating temperatures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this blend help my emissions system and catalytic converter?\u003c\/h3\u003e\n\u003cp\u003eYes — Castrol's phosphorus-reduction approach lowers phosphorus content while still protecting metal surfaces, which helps reduce harmful deposits on sensors and catalysts. That balance aims to protect emission-system components over time without sacrificing engine protection.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePhosphorus Replacement Technology reduces catalyst-impacting compounds.\u003c\/li\u003e\n  \u003cli\u003eFormulation supports prolonged sensor and converter function.\u003c\/li\u003e\n  \u003cli\u003eMeets industry performance specifications to align with emissions-friendly standards.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat performance benefits can I expect during everyday driving?\u003c\/h3\u003e\n\u003cp\u003eThe oil is tuned to deliver consistent protection in stop-and-go traffic, highway cruising, and occasional towing. It provides improved control of oil burn-off and keeps engine internals cleaner compared with conventional oils.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSuperior dispersancy fights sludge for cleaner internals.\u003c\/li\u003e\n  \u003cli\u003eEnhanced oil volatility performance reduces burn-off losses.\u003c\/li\u003e\n  \u003cli\u003eSeal and friction additives help maintain fuel-efficiency potential.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I choose this grade for my vehicle?\u003c\/h3\u003e\n\u003cp\u003e10W-40 is a good choice for older engines that benefit from a slightly thicker high-temperature viscosity to maintain pressure and reduce leakage. Always consult your owner’s manual, but this grade is commonly recommended where manufacturers allow multi-viscosity oils in warmer climates or for engines with higher wear.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSuitable for vehicles specifying 10W-40 or similar multi-viscosity oils.\u003c\/li\u003e\n  \u003cli\u003eUseful in warmer ambient temperatures or for engines with increased clearances.\u003c\/li\u003e\n  \u003cli\u003ePack of three 5-quart bottles simplifies multiple oil changes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: Castrol GTX High Mileage 10W-40 synthetic blend is intended for drivers of cars, trucks, and SUVs with more than roughly 75,000 miles seeking improved protection against sludge, reduced leaks, and support for emission components. It fits owners who want an affordable, readily available oil that balances deposit control, wear protection, and catalytic-converter-friendly chemistry without switching to a full synthetic grade.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Castrol GTX High Mileage 10W-40 safe for older engines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It’s formulated for vehicles over ~75,000 miles, with seal conditioners and detergents to reduce leaks and sludge.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How many quarts are included in this pack?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: This listing includes three 5-quart bottles, totaling 15 quarts of motor oil.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55171118104919,"sku":"B00JGQLU3A","price":163.89,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-gtx-high-mileage-10w40-front-packaging.jpg?v=1790438385"},{"product_id":"castrol-gtx-full-synthetic-5w-30-motor-oil-3-5-qt-pack-long-drain-protection-engine-cleanliness","title":"Castrol GTX full synthetic 5W-30 motor oil 3×5 qt pack — long-drain protection \u0026 engine cleanliness","description":"\u003cb\u003eCastrol GTX Full Synthetic 5W-30 is a high-performance engine oil designed to protect modern gasoline engines from wear and sludge while supporting extended drain intervals.\u003c\/b\u003e\n\n\u003cp\u003eThis three-pack of 5-quart containers gives you 15 quarts of full synthetic 5W-30 formulated to help maintain engine cleanliness, resist viscosity breakdown, and deliver robust wear protection under a variety of driving conditions. Castrol engineered this formulation to meet current industry specifications and OEM requirements so it can be used in many late-model passenger cars and light trucks that call for 5W-30 synthetic oil.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil protect engines from wear and sludge?\u003c\/h3\u003e\n\u003cp\u003eThe formulation combines advanced additives and a stable base oil to reduce friction on critical parts and to limit deposit formation. Independent tests referenced by the brand show stronger performance against wear and improved resistance to sludge compared with minimum industry benchmarks.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned to reduce wear on bearings and cam lobes for longer component life.\u003c\/li\u003e\n  \u003cli\u003eContains detergents and dispersants that help remove and manage existing sludge.\u003c\/li\u003e\n  \u003cli\u003eMeets API and ILSAC performance categories relevant to modern gasoline engines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this oil hold up on long oil-change intervals and severe driving?\u003c\/h3\u003e\n\u003cp\u003eThe 5W-30 synthetic base offers enhanced oxidative and thermal stability to resist viscosity loss during high-temperature operation. That stability helps the oil maintain protection over extended miles when used per manufacturer recommendations.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFormulated for improved resistance to viscosity breakdown compared to some leading full synthetics.\u003c\/li\u003e\n  \u003cli\u003eSupports protection for up to factory-recommended long drain intervals when matched to your vehicle’s specs.\u003c\/li\u003e\n  \u003cli\u003ePerforms under a range of severe-service conditions, including stop-and-go and highway driving.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this product compatible with my vehicle and industry specifications?\u003c\/h3\u003e\n\u003cp\u003eCastrol GTX Full Synthetic 5W-30 is engineered to meet common OEM and industry standards, making it suitable for many gasoline engines that require these approvals. Always check your owner’s manual or dealer guidance to verify the correct viscosity and specification for your vehicle.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMeets API SP and prior API categories where applicable and ILSAC GF-7 performance levels.\u003c\/li\u003e\n  \u003cli\u003eApproved for GM dexos1 Gen 3 and compatible with specified Ford WSS standards.\u003c\/li\u003e\n  \u003cli\u003eSuitable for most modern gasoline-powered cars and light trucks calling for 5W-30 synthetic oil.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I store and use the three-pack of 5-quart containers?\u003c\/h3\u003e\n\u003cp\u003eKeep containers sealed and stored upright in a cool, dry location away from direct sunlight. Use the recommended oil-change procedure in your vehicle’s manual and recycle used oil and containers per local regulations.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEach pack contains three 5-quart bottles—ideal for multiple oil changes or servicing multiple vehicles.\u003c\/li\u003e\n  \u003cli\u003eUse appropriate funneling and spill-control tools when pouring to avoid contamination.\u003c\/li\u003e\n  \u003cli\u003eDispose of or recycle used oil and empty containers at approved collection centers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: Vehicle owners and DIY mechanics who need a reliable full synthetic 5W-30 motor oil that aligns with current OEM approvals and offers strong protection against wear, sludge, and viscosity breakdown. This three-pack is practical for drivers who perform regular maintenance, manage multiple cars, or prefer keeping extra oil on hand for scheduled service intervals.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this Castrol 5W-30 in my newer gasoline car?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: If your owner's manual specifies 5W-30 and the listed API\/ILSAC approvals match, this Castrol meets those modern specifications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How many oil changes does this three-pack provide?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Three 5-quart bottles equal 15 quarts; quantity covers most full oil changes for engines requiring 5 to 6 quarts per service, typically three changes.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":55171129672023,"sku":"B09M96TQ6T","price":173.19,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/castrol-gtx-5w30-pack-front.jpg?v=1790438823"}],"url":"https:\/\/britishgarage.co.uk\/collections\/castrol.oembed","provider":"British Garage","version":"1.0","type":"link"}