✓Replacement OE Number - 12633904, 12622033, 12558178, BTR73450, 12617944, 12612350, 12630223, 12637683, 12585673, 12639249, 89060436, 12551933, 12611384, 12558177. Please confirm that the old part number matches the one listed before making a purchase
✓Compatibility - The engine cylinder head gasket kit is compatible with 1999-2000 2002-2006 2008 Chevy Silverado 1500 4.8L, 2003-2009 Silverado 2500 HD 6.0L, 2006 2008 Silverado 1500 5.3L, 2002 2006-2007 GMC Sierra 2500 HD 6.0L, 2001 2005 Sierra 1500 4.8L, 2007 Express 3500 6.0L, 2000 Sierra 2500 6.0L, 2004-2006 2008 Silverado 1500 6.0L, 2002 Silverado 2500 6.0L, 2004 Silverado 3500 6.0L, 2003 Silverado 2500, 2004 Sierra 2500, 2010 Silverado 3500 HD 6.0L, 2007 Express 3500 4.8L, 2003 Suburban 2500 6.0L, 2005 Sierra 1500 6.0L
✓Package Include - 1 x Gen III Valley Cover Gasket, 2 x LS1/ LS2/ LS3 Header Gasket(Fits all LS cylinder heads except LS7), 1 x Oil Pan Gasket, 2 x Water Pump Gasket, 1 x Front Cover Gasket, 2 x Valve Cover Gasket, 1 x Damper Seal, 1 x Rear Cover Gasket, 1 x Rear Main Seal
✓Precise Hole Positioning - Automotive replacement head gasket sets is designed to OE standards with precise hole positioning, ensuring a perfect match with the original vehicle. You can complete the engine replacement or repair task yourself, saving time and money on a trip to the auto repair shop
✓Durable - Made of high-quality multi-layer stainless steel and graphite, the engine cylinder gasket kit comes with excellent sealing and non-stick wear-resistant layers. It is designed to resist high pressure (up to 15bar), high temperature (up to 400℃), and corrosive fluids in the engine. With strong durability, it ensures long-term stable use and avoids unexpected breakdowns caused by gasket failure