{"product_id":"ls-gen-4-valley-cover-plate-kit-non-afm-dod-durable-replace-12598832","title":"LS Gen 4 Valley Cover Plate Kit Non AFM\/DOD - Durable Replace 12598832","description":"\u003cp\u003eIn this review the LS Gen 4 Valley Cover Plate Kit is evaluated for owners of 2007-2013 GM V8 trucks and SUVs who want a practical AFM\/DOD delete solution. The bottom line: this aluminum valley cover replaces the troublesome active fuel management valley assembly and delivers a leak-resistant, well-fitting repair that addresses AFM\/DOD issues without expensive engine work. It is aimed at mechanics and DIYers who need a direct-fit replacement part that restores reliability and sealing to Gen 4 LS engines.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect compatibility:\u003c\/strong\u003e Fits GM Gen 4\/IV LS2, LS3, LS7 and L92 V8 engines for a straightforward swap on 4.8L, 5.3L, 6.0L and 6.2L powerplants.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle fitment:\u003c\/strong\u003e Designed for Chevrolet, GMC and Cadillac trucks and SUVs from 2007 to 2013, making it suitable for Silverado, Sierra, Tahoe, Yukon and Escalade applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAFM\/DOD solution:\u003c\/strong\u003e The shiny aluminum valley cover provides a block off for problematic active fuel management\/displacement on demand systems so owners can eliminate AFM-related failures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete kit:\u003c\/strong\u003e Ships with the valley pan gasket and 11 bolts so installers have the main hardware needed for a proper seal and installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM reference:\u003c\/strong\u003e Replaces part numbers 12598832 and 12610141, easing parts lookup and ensuring correct fitment for compatible engines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis kit is well suited to vehicle owners and professional mechanics repairing Gen 4 LS engines that are experiencing AFM\/DOD related problems or those performing a delete for long-term reliability. It is especially useful during rebuilds or when replacing a leaky valley cover to restore proper oil control and avoid future AFM valve failures.\u003c\/p\u003e\n\u003cp\u003eIt is not aimed at owners seeking a cosmetic upgrade; several buyers note the appearance is functional rather than show-quality. Also, those with non-GM or non-Gen 4 engines should look for a model specific to their application.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGood fit and compatibility with Gen 4 LS engines, simplifying installation.\u003c\/li\u003e\n\u003cli\u003eReported strong leak resistance when installed with the included gasket and bolts.\u003c\/li\u003e\n\u003cli\u003eProvides a practical AFM\/DOD delete to remove a common failure point.\u003c\/li\u003e\n\u003cli\u003eIncludes required hardware and matches OEM part references for easier sourcing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAppearance is mixed among buyers; it is functional but not the most polished finish for show cars.\u003c\/li\u003e\n\u003cli\u003eOnly for specific 2007-2013 GM V8 trucks and SUVs, so it is not universal.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eA-Premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Engines\u003c\/td\u003e\n\u003ctd\u003eGM Gen 4\/IV LS2, LS3, LS7, L92 (4.8L, 5.3L, 6.0L, 6.2L)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVehicle Years\u003c\/td\u003e\n\u003ctd\u003e2007-2013 Chevrolet\/GMC\/Cadillac trucks and SUVs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage Contents\u003c\/td\u003e\n\u003ctd\u003e1 valley cover, 1 valley pan gasket, 11 bolts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunction\u003c\/td\u003e\n\u003ctd\u003eNon AFM\/DOD valley cover (AFM\/DOD block off)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReplaces\u003c\/td\u003e\n\u003ctd\u003ePart numbers 12598832, 12610141\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe LS Gen 4 Valley Cover Plate Kit is a solid, practical replacement for Gen 4 LS owners wanting to eliminate AFM\/DOD issues and stop valley pan leaks. It includes the gasket and bolts needed for a clean install, fits the intended 2007-2013 GM truck and SUV applications, and represents good value for anyone focused on reliability rather than cosmetic finish.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this fit my 5.3L Silverado?\u003c\/strong\u003e\u003cbr\u003eYes, it is compatible with 5.3L Gen 4 LS engines in Silverado models from 2007 to 2013.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the kit include the gasket and bolts?\u003c\/strong\u003e\u003cbr\u003eYes, the package contains one valley pan gasket and 11 bolts along with the aluminum valley cover.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this permanently remove AFM\/DOD?\u003c\/strong\u003e\u003cbr\u003eThe cover is a block off designed to address AFM\/DOD plumbing at the valley cover; other AFM components may also need attention depending on the vehicle.\u003c\/p\u003e","brand":"A-Premium","offers":[{"title":"Default Title","offer_id":48634173817051,"sku":"B09J4QB98S","price":46.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71QG6iQd4WL._AC_SL1500.jpg?v=1778456612","url":"https:\/\/gearmusthave.com\/products\/ls-gen-4-valley-cover-plate-kit-non-afm-dod-durable-replace-12598832","provider":"GearMustHave","version":"1.0","type":"link"}