Chevy Silverado 2500HD Classic 6.0 2007 Exhaust Manifold Header Pontiac Car Hood 2 * Lock Washer

2 * Lock Washer

27108697976

Compatible with Audi A3 (8P1) 2

A2128100264

For Mercury Marquis 3

Chevy Silverado 2500HD Classic 6.0 2007 Exhaust Manifold Header Pontiac Car Hood 2 * Lock WasherFeature: 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