1999-2003 Ford F-150 5.4L V8 Exhaust Manifold Racing Header GMC Exhaust Manifolds For 06-11 Audi A3 2

For 06-11 Audi A3 2

Cylinder Head Cover Gasket: 12391-KCY-671

3L 2000-2006

2 x Pipe Fittings

Cylinder Base Gasket: 12191-KCY-671

1999-2003 Ford F-150 5.4L V8 Exhaust Manifold Racing Header GMC Exhaust Manifolds For 06-11 Audi A3 2Product Overview: 1. Exhaust headers are a key upgrade for boosting engine performance by improving airflow. Unlike restrictive factory exhaust manifolds, performance headers give each cylinder its own dedicated exhaust path, reducing back pressure and improving exhaust flow. 2. By minimizing exhaust interference between cylinders, headers help increase horsepower and torque. When paired with a high performance cold air intake and a cat back exhaust