Royal Purple

Royal Purple SAE 0W-20 is a fully synthetic, API-licensed motor oil formulated to protect modern gasoline and diesel engines while helping improve fuel economy and reduce wear. This 1-quart, case-of-six pack of Royal Purple 06020-6PK delivers a low-viscosity 0W-20 synthetic oil designed for contemporary...

Royal Purple HMX w/Synerlec 5W-20 is a premium synthetic motor oil formulated to protect high-mileage engines by reducing wear, revitalizing seals, and improving oil film strength. Designed for engines with significant miles on the clock, this 5-quart SKU combines fortified zinc/phosphorus anti-wear chemistry and...

Royal Purple SAE 5W-40 is a fully synthetic, API-licensed engine oil engineered to reduce wear and maintain stable viscosity across cold starts and operating temperatures. This 1-quart, six-pack of Royal Purple (06540-6PK) SAE 5W-40 is a high-performance synthetic motor oil formulated for modern gasoline...

Royal Purple Max-Cycle 10W-40 is a high-performance synthetic motorcycle oil engineered to protect stressed 4-cycle engines and wet-clutch transmissions while improving film strength and thermal stability. Designed for both air- and liquid-cooled bikes, Royal Purple Max-Cycle blends select synthetic base stocks with the brand’s...

Royal Purple Max ATF is a high-performance synthetic automatic transmission fluid engineered to reduce operating temperatures, increase film strength, and protect transmissions under heavy use. Designed for modern automatic transmissions, Royal Purple Max ATF combines synthetic base stocks and advanced additives to help control...

Royal Purple HPS 5W-30 is a high-performance synthetic motor oil engineered to protect and boost horsepower and torque in modified or out-of-warranty gasoline and diesel engines. Built for drivers who demand more than conventional lubes, this HPS (High Performance Street) formulation combines Royal Purple’s...

Royal Purple Max Gear 75W-90 is a high-performance synthetic hypoid gear oil formulated to protect heavily loaded gears, bearings and differentials while reducing drag and noise. Designed for automotive, truck and marine lower-gear applications that call for API GL-5 or GL-4 fluids, this 6-quart...

Royal Purple Max-Clean is a concentrated 3-in-1 fuel system cleaner and stabilizer sold as two 20-ounce bottles to clean injectors, stabilize fuel, and help restore performance. Max-Clean by Royal Purple is formulated for gasoline engines to remove deposits, condition fuel during storage, and support...

Royal Purple HPS 5W-20 is a full synthetic engine oil engineered with Synerlec additive technology to deliver enhanced wear protection, improved performance, and reliable viscosity control for high-performance and modified gasoline engines. Built for drivers who demand more than standard factory fluids, this 5W-20...

Royal Purple HPS 10W-40 is a full-synthetic motor oil formulated with Synerlec and elevated zinc/phosphorus anti-wear chemistry to protect and optimize high‑performance and modified engines. Designed as a high-performance street motor oil, this 10W-40 grade from Royal Purple is a fully synthetic lubricant engineered...

Royal Purple HPS 20W-50 is a full-synthetic, high-performance motor oil formulated with Synerlec to protect and maximize power in older or modified gasoline engines. Designed for drivers who demand more from their engine oil, Royal Purple HPS Series uses a synthetic base and the...

Royal Purple HPS 10W-30 is a full-synthetic motor oil engineered with Synerlec additive technology and high zinc/phosphorus levels to deliver superior wear protection and improved performance for street and modified engines. Designed for drivers who demand more than a basic lubricant, Royal Purple HPS...

Royal Purple XPR 2-C is a full-synthetic 2-stroke pre-mix oil formulated to boost power, reduce wear and keep combustion ports and spark plugs cleaner in high-performance 2-cycle engines. Built for racing and other high-demand 2-cycle applications, Royal Purple XPR 2-C (formerly 2-Cycle TCW III...

Royal Purple Max Gear 75W-90 is a high-performance hypoid gear oil in a convenient three-quart set designed to protect heavily loaded differentials and manual transmissions while improving efficiency and longevity. Built for demanding automotive, truck and marine applications that call for API GL-5 or...

Royal Purple SAE 5W-20 API-licensed synthetic motor oil is a fully synthetic engine lubricant designed to protect, clean, and help engines run efficiently under varied conditions. This high-performance 5W-20 motor oil comes from Royal Purple’s proprietary blend of premium base stocks and additive chemistry,...

Royal Purple HMX SAE 10W-30 is a high-mileage synthetic motor oil formulated to reduce wear, rejuvenate seals, and restore performance in engines with more than 75,000 miles. Royal Purple HMX combines fortified anti-wear zinc/phosphorus chemistry with the brand's proprietary Synerlec additive package to tackle...

Royal Purple 11487 Engine Break-In Oil 10W-30 is a specially formulated mineral-based lubricant designed to protect camshafts, lifters and rotating assemblies during an engine's initial break-in period. When you’re assembling a new or rebuilt engine, the first miles matter. This break-in oil blends highly...

Royal Purple 51130 is a 5‑quart, API‑licensed SAE 10W‑30 high‑performance synthetic motor oil engineered to protect engines, improve efficiency, and work with both gasoline and diesel applications. Built from premium base stocks and Royal Purple’s proprietary additive package, this 10W‑30 formula aims to reduce...

Royal Purple Max-Tuff is an 8-ounce synthetic assembly lubricant engineered to form a durable, load-bearing barrier that protects metal surfaces during reassembly and startup. When you rebuild, repair, or reassemble equipment, the first minutes of operation are critical. Royal Purple Max-Tuff uses advanced synthetic...

Royal Purple MAX GEAR 75W-140 is a fully synthetic gear oil with limited-slip additive formulated to protect modern differentials and manual transmissions under heavy load. This high-viscosity synthetic gear lubricant delivers robust protection for hypoid gears and limited-slip units in cars, trucks, SUVs, and...

Royal Purple 31140 HPS 10W-40 is a fully synthetic, high-performance motor oil formulated with Synerlec and elevated zinc/phosphorus to protect and optimize modified and high-output street engines. Built for drivers who demand stronger protection and measurable performance gains, this 1-quart bottle of Royal Purple...

Royal Purple Max Gear 75W-90 is a high-performance synthetic gear oil formulated to protect heavily loaded differentials and manual transmissions while improving smoothness and reducing noise and heat. Max Gear pairs a premium synthetic base oil with Royal Purple’s Synerlec additive technology to deliver...

Royal Purple Synchromax is a synthetic, light-viscosity transmission fluid engineered to improve shift feel and protect gears in manual transmissions, transfer cases, and certain motorcycle gearboxes. Designed by Royal Purple using its Synerlec additive technology, Synchromax is formulated to meet applications that call for...

Royal Purple ROY01311 HP 2-C is a full-synthetic 2-cycle engine oil engineered for high-performance premix racing engines to improve power delivery while minimizing deposits and wear. Designed for competitive and enthusiast two-stroke applications, this Royal Purple XPR 2-C formula replaces older TCW III racing...