2000-2006 GMC Yukon XL 5.3L Manifold Headers yy2211B 1 x Stainless Steel Bolt

1 x Stainless Steel Bolt (5-16")

1 x Viton O-ring

For Challenger 5

For Some 200 - 225 HP models

For BMW 3 Gran Turismo (F34) 320 d xDrive��

2000-2006 GMC Yukon XL 5.3L Manifold Headers yy2211B 1 x Stainless Steel BoltFeature: 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