1963-1974 Chevrolet Corvette Header Back Exhaust System Hooker 16521HKR universal Models With RPO Code ZR2

Models With RPO Code ZR2 ONLY

These headers can not be used with factory side engine mounts

This system utilizes the factory hanger locations and includes detailed instructions and all necessary hardware for an easy at home installation

Applications: 1997-2006 Jeep Wrangler TJ

HOOKER recommends using a cast-iron exhaust manifold or an old header to break in new engines to avoid coating damage

1963-1974 Chevrolet Corvette Header Back Exhaust System Hooker 16521HKR universal Models With RPO Code ZR2Overview 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. Works with any 2 1 4" offset inlet center outlet muffler. Features Reducer Flex Tubes Reduces Backpressure Improves Engine Efficiency Hardware Included Instructions Included 2 1 4" Mandrel Bent Aluminized Steel Construction Application Specs