Chevy Silverado 2500HD Classic 6.0 2007 Exhaust Manifold Header BMW Antenna 1 * Secondary Air Injection

1 * Secondary Air Injection Smog Valve

4L 2005-2016

2 Variable Timing Camshaft Gear (Exhaust)

63219491592

Chevy Silverado 2500HD Classic 6.0 2007 Exhaust Manifold Header BMW Antenna 1 * Secondary Air InjectionFeature: 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