03413B Exhaust Manifold Header Bolts Hardware Kit Compatible with LS1 Header Bolts LSX LS2 LS3 LS6 LS7 GM Vortec 4.8L 5.3L 6.0L 6.2L Replaces 75120 11518860 11609481(Set of 12)

Why Choose US？ This 12-piece exhaust manifold hardware kit is engineered to match the original equipment specifications, making it the ideal choice for direct replacement of worn-out or damaged exhaust manifold fasteners. Each bolt features Grade 10.9 construction with M8 x 1.25 threads and 30mm under-head length, delivering the strength and reliability you need for long-lasting performance. Key Advantages: Eliminates exhaust leaks caused by broken or loose manifold bolts Restores proper exhaust manifold-to-engine seal Prevents future corrosion with durable alloy steel construction Includes all required bolts and nuts – no additional hardware needed Perfect for routine maintenance, engine repairs, or manifold replacement jobs Quality You Can Trust We understand that exhaust manifold hardware must withstand extreme temperatures, constant vibration, and corrosive environments. That is why each component in this kit is manufactured to meet or exceed OEM specifications, giving you peace of mind on every drive. What’s in the Box: 12 x Exhaust Manifold Bolts (10.9 Grade, M8 x 1.25 thread, 30mm length) Matching nuts as required for complete installation Fitment For 2004-05 Buick Rainier Exhaust Manifold Hardware Kit | For 2002-13 Cadillac Escalade Exhaust Manifold Hardware Kit | For 2003-13 Cadillac Escalade ESV Exhaust Manifold Hardware Kit | For 2002-13 Cadillac Escalade EXT Exhaust Manifold Hardware Kit For 2007-13 Chevrolet Avalanche Exhaust Manifold Hardware Kit | For 2002-06 Chevrolet Avalanche 1500 Exhaust Manifold Hardware Kit | For 2003-13 Chevrolet Express 1500 Van Exhaust Manifold Hardware Kit|For 2003-13 Chevrolet Express 2500 Van Exhaust Manifold Hardware Kit For 1999-04 Chevrolet Silverado 2500 Exhaust Manifold Hardware Kit | For 2007-13 Chevrolet Silverado 3500 HD Exhaust Manifold Hardware Kit | For 2003-12 Chevrolet Express 3500 Van Exhaust Manifold Hardware Kit For 1999-13 Chevrolet Silverado 1500 V8 4.8L Exhaust Manifold Hardware Kit | For 1999-13 Chevrolet Silverado 1500 V8 6.2L Exhaust Manifold Hardware Kit For 1999-13 Chevrolet Silverado 1500 V8 6.0L Exhaust Manifold Hardware Kit | For 1999-13 Chevrolet Silverado 1500 V8 5.3L Exhaust Manifold Hardware Kit For 2007 Chevrolet Silverado 1500 Classic V8 6.2L Exhaust Manifold Hardware Kit | For 2007 Chevrolet Silverado 1500 Classic V8 6.0L Exhaust Manifold Hardware Kit | For 2007 Chevrolet Silverado 1500 Classic V8 5.3L Exhaust Manifold Hardware Kit | For 2007 Chevrolet Silverado 1500 Classic V8 4.8L Exhaust Manifold Hardware Kit | For 2005-06 Chevrolet Silverado 1500 HD Exhaust Manifold Hardware Kit For 2001-06 Chevrolet Silverado 3500 Exhaust Manifold Hardware Kit | For 2007 Chevrolet Silverado 3500 Classic Exhaust Manifold Hardware Kit | For 2000-13 Chevrolet Suburban 1500 Exhaust Manifold Hardware Kit | For 2000-13 Chevrolet Suburban 2500 Exhaust Manifold Hardware Kit | For 2000 Chevrolet Tahoe (without Z71 Package) Exhaust Manifold Hardware Kit | For 2001-13 Chevrolet Tahoe Exhaust Manifold Hardware Kit For 2002-05 Chevrolet Trailblazer Exhaust Manifold Hardware Kit | For 2002-05 Chevrolet Trailblazer EXT Exhaust Manifold Hardware Kit | For 2002-05 GMC Envoy Exhaust Manifold Hardware Kit | For 2002-05 GMC Envoy XL Exhaust Manifold Hardware Kit | For 2004-05 GMC Envoy XUV Exhaust Manifold Hardware Kit | For 2003-13 GMC Savana 1500 Van Exhaust Manifold Hardware Kit For 2003-12 GMC Savana 2500 Van Exhaust Manifold Hardware Kit | For 2003-12 GMC Savana 3500 Van Exhaust Manifold Hardware Kit | For 1999-13 GMC Sierra 1500 V8 4.8L Exhaust Manifold Hardware Kit | For 2007 GMC Sierra 1500 Classic V8 4.8L Exhaust Manifold Hardware Kit | For 1999-13 GMC Sierra 1500 V8 6.2L Exhaust Manifold Hardware Kit | For 2007 GMC Sierra 1500 Classic V8 5.3L Exhaust Manifold Hardware Kit | For 1999-13 GMC Sierra 1500 V8 6.0L Exhaust Manifold Hardware Kit | For 2007 GMC Sierra 1500 Classic V8 6.0L Exhaust Manifold Hardware Kit For 1999-13 GMC Sierra 1500 V8 5.3L Exhaust Manifold Hardware Kit | For 2007 GMC Sierra 1500 Classic V8 6.2L Exhaust Manifold Hardware Kit |For 2005-06 GMC Sierra 1500 HD Exhaust Manifold Hardware Kit | For 2001-03 GMC Sierra 1500 HD Exhaust Manifold Hardware Kit | For 2007 GMC Sierra 1500 HD Classic Exhaust Manifold Hardware Kit | For 1999-04 GMC Sierra 2500 Exhaust Manifold Hardware Kit | For 2001-13 GMC Sierra 2500 HD Exhaust Manifold Hardware Kit | For 2007 GMC Sierra 2500 HD Classic Exhaust Manifold Hardware Kit | For 2011-13 GMC Sierra 3500 HD Denali Exhaust Manifold Hardware Kit | For 2001-13 GMC Yukon Exhaust Manifold Hardware Kit | For 2000 GMC Yukon Exhaust Manifold Hardware Kit | For 2008-09 Hummer H2 Exhaust Manifold Hardware Kit | For 2003-07 Hummer H2 Exhaust Manifold Hardware Kit | For 2003-05 Isuzu Ascender Exhaust Manifold Hardware Kit | For 2002-04 Olds Bravada Exhaust Manifold Hardware Kit | For 2005 Saab 9-7X Exhaust Manifold Hardware Kit

• This kit includes a set of 12 high-quality replacement parts, including part numbers 03413B, 11518860, 11546600, 11609481, 6506775AA, and 6507423AA
• Fitment:Ls exhaust manifold bolts Compatible With Select Buick, Cadillac, Chevrolet, Chrysler, Dodge, GMC, Hummer, Isuzu, Jeep, Oldsmobile, Plymouth, Pontiac, Saab, Saturn, Volkswagen, Workhorse Engines
• Compatible With Trim: Hardened Stainless Steel Bolt / stud Compatible For Chevy GM LS1 LS2 LS6 LS7 LSX Exhaust Manifold Header LS1 Header Bolt LS1 Exhaust Manifold Bolt LS1 Exhaust Manifold Stud LS2 Header Bolt LS2 Exhaust Manifold Bolt LS2 Exhaust Manifold Stud LS3 Header Bolt LS3 Exhaust Manifold Bolt LS3 Exhaust Manifold Stud LS7 Header Bolt LS7 Exhaust Manifold Bolt LS7 Exhaust Manifold Stud LSx Header Bolt LSx Exhaust Manifold Bolt LSx Header stud For Chevy v8 Headr bolt chevy v8 header stud For chevy v8 exhaust manifold stud For chevy v8 exhaust manifold bolt For chevy exhaust stud
• Premium Material:Exhaust Manifold Bolts Hardware Kit is made of premium quality steel with High Strength Grade 10.9, strong and reliable, not easy to break or deform, can be used for a long time
• Anti-Corrosion Coating:Features a protective coating to resist rust and corrosion, ideal for harsh engine environments