✓Replacement OE Number - 12558178, 12617944, 12612350, 12630223, 12633904, 12637683, 12585673, 12639249, 89060436, 12551933, 12611384, 12573460, 12558177. Please confirm that the old part number matches the one listed before making a purchase
✓Compatibility - The head gasket kit fits for 1999-2000 2002-2006 2008 Chevy Silverado 1500 4.8L/5.3L/6.0L, 2003-2009 Silverado 2500 HD 6.0L, 2002 2006-2007 Sierra 2500 HD 6.0L, 2001 2005 Sierra 1500 4.8L/6.0L, 2000 2004 Sierra 2500 6.0L, 2007 Express 3500 6.0L/4.8L, 2002-2003 Silverado 2500 6.0L, 2004 Silverado 3500 6.0L, 2010 Silverado 3500 HD 6.0L, 2003 Suburban 2500 6.0L
✓Package Include - 1 Gen III Valley Cover Gasket, 2 LS1/ LS2/ LS3 Header Gasket (Fits all LS cylinder heads except LS7), 1 Oil Pan Gasket, 2 Water Pump Gasket, 1 Front Cover Gasket, 2 Valve Cover Gasket, 1 Damper Seal, 1 Rear Cover Gasket, 1 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