{"product_id":"npauto-round-ignition-coil-pack-set-for-gm-v8-4-8-5-3-6-0-8-pack-oem-fit-d585-uf262-cross-reference","title":"NPAUTO Round Ignition Coil Pack Set for GM V8 4.8\/5.3\/6.0 – 8-Pack OEM Fit, D585\/UF262 Cross-Reference","description":"\u003cb\u003eNPAUTO's round ignition coil pack set of 8 replaces factory coils on many V8 4.8L, 5.3L and 6.0L GM engines from 1999–2007 (D585 \/ UF262), restoring reliable spark delivery for cylinders across the bank.\u003c\/b\u003e\n\nIf your GM V8 is running rough, misfiring, or losing power, worn or failed coils are a common cause. This aftermarket set from NPAUTO fits a wide range of Chevy, GMC, Cadillac, Hummer and Isuzu V8 applications — models include Silverado, Sierra, Tahoe, Suburban, Avalanche, Yukon XL, Escalade ESV\/EXT, H2, Express vans, SSR and certain Isuzu SUVs and trucks. The kit corresponds to interchange numbers like D585, UF262, 19005218 and 10457730, giving technicians and DIYers clear cross-reference options.\n\n\u003ch3\u003eWhich vehicles will these ignition coils fit?\u003c\/h3\u003e\n\u003cp\u003eThese coils are designed for V8 engines with round-top coil packs built into GM 4.8L, 5.3L and 6.0L platforms. They specifically cover many model years from 1999 through 2007 across Chevy, GMC, Cadillac, Hummer and Isuzu lineups, matching factory-style electrical and mounting points for a straightforward swap.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eChevy: Silverado 1500\/2500\/3500, Tahoe, Suburban, Avalanche, SSR, Express vans (1999–2006)\u003c\/li\u003e\n  \u003cli\u003eGMC: Sierra, Yukon XL, Savana, Sierra HD models (2001–2007)\u003c\/li\u003e\n  \u003cli\u003eOther: Cadillac Escalade ESV\/EXT, Hummer H2, Isuzu Ascender and certain Isuzu pickup\/SUV models (2002–2007)\u003c\/li\u003e\n  \u003cli\u003eInterchange: D585, UF262, 19005218, 10457730 and similar factory part numbers\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do these coils improve engine performance?\u003c\/h3\u003e\n\u003cp\u003eReplacing worn or damaged coils can restore consistent spark timing and intensity, which helps the engine run smoother and more efficiently. While these are aftermarket units, they’re built to replicate OEM fitment and electrical characteristics, helping resolve symptoms related to ignition failure.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReduces engine misfires and rough idle by restoring proper spark delivery\u003c\/li\u003e\n  \u003cli\u003eHelps regain throttle response and engine power lost to weak coils\u003c\/li\u003e\n  \u003cli\u003eImproves fuel burn consistency, potentially stabilizing fuel economy\u003c\/li\u003e\n  \u003cli\u003ePlug-and-play design minimizes installation time and wiring changes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I check before replacing coil packs?\u003c\/h3\u003e\n\u003cp\u003eConfirm engine family, cylinder head layout and connector type to ensure compatibility — many GM V8s share similar coils but years and trims vary. Inspect spark plugs, wiring harnesses and mounting points; replacing coils works best alongside good plugs and intact harnesses to prevent repeated failures.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eVerify engine size (4.8L, 5.3L, 6.0L) and model year alignment\u003c\/li\u003e\n  \u003cli\u003eCompare OEM part numbers (D585, UF262, 19005218, 10457730) for cross-reference\u003c\/li\u003e\n  \u003cli\u003eCheck spark plug condition and gap, and inspect wiring\/connectors for damage\u003c\/li\u003e\n  \u003cli\u003eReplace coils in matched sets when multiple units show wear to ensure balanced performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is installation and what tools are required?\u003c\/h3\u003e\n\u003cp\u003eInstallation is typically straightforward for anyone comfortable with basic engine work: remove the engine cover (if present), unplug connectors, unbolt the coils, swap in the new units and reconnect. No special programming or ignition module reconfiguration is required for direct-fit replacements; common hand tools and a torque wrench are usually sufficient.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBasic tools: ratchet, metric sockets, torque wrench, dielectric grease\u003c\/li\u003e\n  \u003cli\u003eNo ECU coding required for a direct-fit replacement\u003c\/li\u003e\n  \u003cli\u003eRecommended to replace spark plugs or at least inspect during swap\u003c\/li\u003e\n  \u003cli\u003eFollow torque specs for coil mounting to avoid damage and ensure sealing\u003c\/li\u003e\n\u003c\/ul\u003e\n\nWho is this for\n\nThis NPAUTO set of 8 ignition coils is aimed at owners, fleet managers and independent mechanics working on GM V8 trucks and SUVs who need an affordable, OEM-style replacement. It’s ideal when diagnosing misfires, restoring driveability after coil failure, or performing preventative service on older GM engines that use round-top coil packs. Cross-referenced part numbers (D585, UF262, 19005218, 10457730) make it a practical choice for sourcing correct-fit components without excessive downtime.\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do these coils fit a 2004 Chevy Silverado 5.3L?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. This NPAUTO set fits many 2003–2006 Chevy Silverado 5.3L V8s that use the round-top coil packs; verify OEM cross-reference numbers to be certain.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these plug-and-play replacements or do they need programming?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They are direct-fit plug-and-play coils; no ECU programming is required for standard installations.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"NPAUTO","offers":[{"title":"Default Title","offer_id":55171041362263,"sku":"B0BB98N16N","price":135.24,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/npauto-front-pack-view.jpg?v=1790437111","url":"https:\/\/britishgarage.co.uk\/products\/npauto-round-ignition-coil-pack-set-for-gm-v8-4-8-5-3-6-0-8-pack-oem-fit-d585-uf262-cross-reference","provider":"British Garage","version":"1.0","type":"link"}