2001-2003 GMC Sierra 1500/3500 Header Manifold Exhaust Chevrolet Seals & Gaskets 51130054493

51130054493

13450PNA004

55372139AE 55372139AF

2007-2008 328xi Touring (E91/N52N)

For Nissan Sentra 2008 L4 2

2001-2003 GMC Sierra 1500/3500 Header Manifold Exhaust Chevrolet Seals & Gaskets 51130054493Feature: 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