Auto Exhaust Manifold Headers for 1999-2006 Chevy/Gmc Gmt800 Silverado/Sierra 1500 - Stainless Steel

Specifics and Features: Made of T-304 stainless steel 2 x 4-1 manifolds connecting into a 3" Y-pipe TIG welded CNC machined flange Increase high flow air, instantly gain 10 to 15 Hp. / Tq. Bolt-on installation Package Included: 1 x set of header exhaust with Y-pipe All hardware, bolts, and gaskets included Compatible with: 2002-2006 Chevrolet Avalanche 1500 V8 1999-2006 Chevrolet Silverado 1500 V8 2000-2006 Chevrolet Suburban 1500 V8 2000-2006 Chevrolet Suburban 2500 V8 2000-2006 Chevrolet Tahoe V8 1999-2006 GMC Sierra 1500 V8 2001-2006 GMC Sierra 1500 HD V8 2000-2004 GMC Sierra 2500 V8 2000-2006 GMC Yukon V8