2002-2006 Chevy Avalanche 1500 5.3L Manifold Headers Opel same as pictures show

same as pictures show

Manufacturer Part Number:1904R 17066422 17066425 17066432

1 * 91370-SV4-000 O-ring

036905715G

2002-2006 Chevy Avalanche 1500 5.3L Manifold Headers Opel same as pictures showFeature: 1. Getting more air into your engine and more exhaust out is the key to a performance motor. That's where exhaust headers is significant as the first revenue of an exhaust system. Exhaust performance headers manipulate the air flow with the performance robbing exhaust manifold that came with your car. 2. Headers provide each cylinder with its own mini exhaust pipe, which means exhaust headers prevent interference among cylinders; thus, the