A performance header upgrade for the Small Block Chevy platform, engineered to improve exhaust flow and add horsepower over the stock manifold.

Flowtech Long Tube Header Features:

• 1 1/2 in. primary tube diameter for optimized exhaust velocity.
• 3.00 in. collector diameter for a smooth transition into the exhaust system.
• Mild Steel construction with a painted finish for durability.
• Sold as a Pair, complete with mounting hardware and gaskets for installation.