{"product_id":"driver-side-valve-cover-with-gasket-bolts-durable-replacement","title":"Driver Side Valve Cover with Gasket \u0026 Bolts - Durable Replacement","description":"\u003cp\u003eIn this review the Driver Side Valve Cover with Gasket \u0026amp; Bolts is evaluated for owners of late 1990s to 2000s V8 GM trucks and SUVs who need a reliable, affordable replacement. The single biggest reason to buy is straightforward: it replaces OE part numbers 12570427 and 264-965 and arrives as a complete kit with gasket, bolts and sealant so you can address oil leaks and smoke issues in one repair. Reviewers and installers note it fits well and restores proper sealing when installed correctly.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete kit:\u003c\/strong\u003e Includes one valve cover, gasket, bolts and a tube of sealant so you have everything needed for a single repair job.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOE replacement numbers:\u003c\/strong\u003e Replaces part numbers 12570427 and 264-965, which helps verify compatibility with many GM V8 engines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide fitment:\u003c\/strong\u003e Designed for 4.8L, 5.3L, 5.7L, 6.0L and 6.3L V8 engines across Chevy, GMC, Cadillac and Buick models from 1999 to around 2010.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial quality:\u003c\/strong\u003e Cast aluminum cover with a high-quality rubber sealing gasket aimed at long service life and resistance to oil leaks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTested before shipping:\u003c\/strong\u003e Manufacturer states units are tested before leaving the factory to ensure they meet quality standards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety note:\u003c\/strong\u003e Replacing a failing valve cover and gasket can prevent burning oil odors and reduce the risk of oil reaching the exhaust system.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis part is best for DIY mechanics and professional technicians working on older GM V8 engines who need an economical replacement for a leaking or damaged driver side valve cover. It suits owners of Silverado, Sierra, Tahoe, Suburban, Yukon, Escalade and related models with the listed engines who want a direct-fit replacement using the OE reference numbers.\u003c\/p\u003e\u003cp\u003eThose who should look elsewhere include owners unsure of their exact part number or those who require color-matched cosmetic covers or OEM-branded packaging; confirm vehicles and engine displacement before ordering to avoid fitment issues.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eComplete kit reduces trips to the parts store and simplifies installation.\u003c\/li\u003e\n\u003cli\u003eGood fitment and leak resistance reported by customers, resolving smoke and oil consumption problems.\u003c\/li\u003e\n\u003cli\u003eAluminum construction and quality gasket aim to provide longer service life than cheap alternatives.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatibility must be confirmed by the buyer before ordering, which adds a verification step.\u003c\/li\u003e\n\u003cli\u003eNot an OEM-branded part, so buyers seeking dealer-sourced packaging may prefer an original part.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eReplacement Part Numbers\u003c\/td\u003e\n\u003ctd\u003e12570427, 264-965\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded in Package\u003c\/td\u003e\n\u003ctd\u003eValve cover, gasket, bolts, sealant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eAluminum cover with rubber sealing gasket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Fitment\u003c\/td\u003e\n\u003ctd\u003e4.8L, 5.3L, 5.7L, 6.0L, 6.3L V8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVehicle Fitment\u003c\/td\u003e\n\u003ctd\u003eChevy, GMC, Cadillac, Buick models 1999-2010 (selected models)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eONER AUTO PARTS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe Driver Side Valve Cover with Gasket \u0026amp; Bolts is a practical, cost-effective replacement for owners of older GM V8 trucks and SUVs who need to stop oil leaks and smoke issues. It provides a complete kit with OE reference numbers and generally delivers good fit and sealing performance, making it a sensible value pick for DIY installation or professional repair when fitment is confirmed.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWill this cover stop oil leaks?\u003c\/strong\u003e\u003cbr\u003eWhen installed correctly with the included gasket and sealant, customers report it effectively stops leaks and related smoke issues.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhich engines and models does it fit?\u003c\/strong\u003e\u003cbr\u003eIt is compatible with 4.8L, 5.3L, 5.7L, 6.0L and 6.3L V8 engines in many Chevy, GMC, Cadillac and Buick models from about 1999 to 2010; always confirm part numbers.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat comes in the package?\u003c\/strong\u003e\u003cbr\u003eThe kit includes one valve cover, gasket, bolts and a tube of sealant to complete the installation.\u003c\/p\u003e","brand":"ONER AUTO PARTS","offers":[{"title":"Default Title","offer_id":48262552158427,"sku":"B08R8VDWWR","price":40.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61BnsvyvCfL._AC_SL1500.jpg?v=1778272060","url":"https:\/\/gearmusthave.com\/products\/driver-side-valve-cover-with-gasket-bolts-durable-replacement","provider":"GearMustHave","version":"1.0","type":"link"}