1999-2006 Chevy/GMC GMT800 Silverado/Sierra Exhaust Header USPS The red wire is connected

The red wire is connected to the positive pole of the battery

Professional manufacturing

For BMW 325I

36281RAAA01

For 2005 2006 2007 2008 2009 2010 2011 Subaru Legacy 2

1999-2006 Chevy/GMC GMT800 Silverado/Sierra Exhaust Header USPS The red wire is connectedFeature: 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