1964-1977 Chevy Chevelle Small Block Manifold Headers Generic Hot1 2003-2006 SSR 5

2003-2006 SSR 5

Optimized to maximize smooth

The original 08-10 The original 6

For 2005-2009 GMC Envoy 5

8L 351 1964-1973

1964-1977 Chevy Chevelle Small Block Manifold Headers Generic Hot1 2003-2006 SSR 5Product 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