1964-1977 Chevy Chevelle Small Block Manifold Headers Generic Hot1 5 Chevrolet Silverado 2500 HD

5 Chevrolet Silverado 2500 HD 6

Optimized to maximize smooth

For 2009-2011 for Buick Enclave 3

2003-2006 SSR 5

Direct-fit replacement for GM 5

1964-1977 Chevy Chevelle Small Block Manifold Headers Generic Hot1 5 Chevrolet Silverado 2500 HDProduct 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