1967-1969 Chevrolet Camaro Long Tube Headers Hooker Super Competition 2401HKR h-pipe it may be necessary to:

it may be necessary to: Use longer flange bolts

Muffler (Right) Type: Chambered

Part Number: 17113

Part Number: 817708

Part Number: 9525454

1967-1969 Chevrolet Camaro Long Tube Headers Hooker Super Competition 2401HKR h-pipe it may be necessary to:Overview Hooker Adjustable race headers allow you to change your header primary tube lengths, collector lengths and diameters and collector types (Classic 4 into 1, Merged and Split Flow). By altering the relationship between the primary length and collector diameter and length it is possible to increase or decrease the torque and horsepower output at any specific R. P. M. level. For a slick track the header primaries or collectors can be shortened to