Hooker 16521HKR Header Back Exhaust System for 1963-1974 Chevrolet Corvette with 327"-396" V8 (Small Block Chevy/Big Block Chevy)

Hooker Header Back exhaust system is constructed of 2-1/4" 16-gauge aluminized steel tubing for maximum flow and increased performance.
This system uses the original equipment tailpipe exit location.

Reduces Backpressure and improves Engine Efficiency

Hardware and Instructions Included

Notes: Must use 2-1/4" Offset Inlet/Center Outlet mufflers (not included).
Designed for use with Hooker Competition headers.
Will not fit applications equipped with TH400 automatic transmission.

The item does not have TÜV approval, not an "e" mark, no european approval, or similar !