2001-2003 GMC Sierra 1500HD/2500HD Header Manifold Exhaust autopostr_pinterest_58193 Manufacturer Part Number:

Manufacturer Part Number:

Noticeably improves throttle response

Mercury Sable

For BMW 525i 2009-2010

2001-2003 GMC Sierra 1500HD/2500HD Header Manifold Exhaust autopostr_pinterest_58193 Manufacturer Part Number:Feature: 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