{"product_id":"miliparts-aluminum-valve-covers-for-1999-2008-gm-v8-engines-set-with-gaskets-hardware","title":"MILIPARTS Aluminum Valve Covers for 1999–2008 GM V8 Engines — Set with Gaskets \u0026 Hardware","description":"\u003cp\u003e\u003cstrong\u003eMILIPARTS aluminum valve cover set replaces worn or leaking OEM covers on many 1999–2008 GM V8 engines, restoring a reliable seal and durable finish.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis premium valve cover kit is engineered as a direct-fit upgrade for a wide range of Chevrolet, GMC, Cadillac, Pontiac and related models that use LS-series and other GM V8 platforms. Crafted from aluminum and supplied with gaskets, adhesive, and mounting hardware, the set is intended to meet or exceed original equipment specifications for fit, sealing and longevity. The following details explain compatibility, installation considerations, and the practical benefits you can expect when swapping out old or damaged valve covers.\u003c\/p\u003e\n\n\u003ch3\u003eWhich vehicles and engines will these MILIPARTS valve covers fit?\u003c\/h3\u003e\n\u003cp\u003eThese valve covers are designed for V8 GM engines including LS1, LS2, LS3, LQ4, LQ9, LMT and L59 platforms with displacements from 4.8L to 6.2L. They cover a broad roster of model years and body styles across Chevrolet, GMC, Cadillac, Pontiac, Isuzu, Buick, Saab, Hummer and select workhorse chassis.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCommon Chevy fits: Silverado (1500\/2500\/3500) 1999–2008, Avalanche, Tahoe, Suburban, Camaro, Corvette and SSR.\u003c\/li\u003e\n  \u003cli\u003eGMC \u0026amp; others: Sierra, Yukon XL, Envoy, Savana, Hummer H2\/H3, Isuzu, Buick Rainier, Saab 9-7x, Pontiac G8\/GTO\/Firebird.\u003c\/li\u003e\n  \u003cli\u003eEngine coverage: LS-series and compatible V8s 4.8L, 5.3L, 5.7L, 6.0L, 6.2L platforms.\u003c\/li\u003e\n  \u003cli\u003eReference numbers for verification: front left 12570427 and related OE cross-references including 12582224.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do these covers improve sealing and long-term durability?\u003c\/h3\u003e\n\u003cp\u003eThe MILIPARTS covers are made from corrosion-resistant aluminum and machined to provide consistent sealing surfaces, helping prevent oil leaks common with aged stamped-steel or plastic covers. Included gaskets and adhesive are selected to work with the cover material and the engine’s sealing geometry.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAluminum construction resists warping and corrosion over time.\u003c\/li\u003e\n  \u003cli\u003ePrecision-machined mounting faces improve gasket compression and sealing.\u003c\/li\u003e\n  \u003cli\u003eComplete kit includes new gaskets, glue and bolts to ensure a leak-free installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat comes in the kit and what should I prepare for installation?\u003c\/h3\u003e\n\u003cp\u003eThe package contains both left and right valve covers, replacement gaskets, adhesive\/sealant and mounting bolts so you have everything needed to replace the covers as a single service operation. Basic hand tools and a clean work area are required; follow torque specifications for fasteners and replace any damaged mounting hardware or PCV components as needed.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eKit contents: valve covers, gaskets, glue and bolts—ready for direct installation.\u003c\/li\u003e\n  \u003cli\u003eInstallation tips: clean mating surfaces, apply sealant where instructed, torque bolts evenly.\u003c\/li\u003e\n  \u003cli\u003eInspect: PCV fittings, spark plug tube seals and fasteners; replace if deteriorated.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these MILIPARTS valve covers match OEM performance?\u003c\/h3\u003e\n\u003cp\u003eManufactured to meet or exceed OEM material and dimensional standards, the covers are intended as functional replacements rather than cosmetic-only parts. They are engineered to provide equivalent sealing and durability when installed correctly, but always verify exact fit against your vehicle’s part numbers before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMeets or exceeds OEM specs for fit and sealing performance.\u003c\/li\u003e\n  \u003cli\u003eCross-referenced to OE part numbers to help confirm compatibility.\u003c\/li\u003e\n  \u003cli\u003eCustomer support available for fitment guidance and questions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This MILIPARTS valve cover set is for owners, mechanics and restoration shops working on GM V8 trucks, SUVs and performance cars from roughly 1999 through 2008 who need a reliable, OEM-replacement-quality valve cover solution. It’s appropriate for repair jobs that require replacing leaking or damaged covers, vehicle restorations seeking durable components, and performance builds where consistent sealing and long-term durability are important.\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: Are these valve covers a direct OEM fit?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—MILIPARTS covers are designed to match OEM dimensions and cross-reference common OE part numbers for direct-fit installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the kit include gaskets and bolts?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—the set ships with both valve covers, new gaskets, adhesive and mounting bolts for a complete replacement.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"MILIPARTS","offers":[{"title":"Default Title","offer_id":48082875285662,"sku":"B0B1GT1HSN","price":123.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/miliparts-valve-covers-front-view.jpg?v=1785817489","url":"https:\/\/northtrailauto.ca\/products\/miliparts-aluminum-valve-covers-for-1999-2008-gm-v8-engines-set-with-gaskets-hardware","provider":"North Trail Auto","version":"1.0","type":"link"}