Hooker Maximum Flow Muffler 21630HKR FINELINES 1964 - 1974 Chevrolet El

1964 - 1974 Chevrolet El Camino

The left side header incorporate the use of a clearance “flat” modification in one of the primary tubes to provide adequate clearance between the tube and the popular GM605 steering box

Horsepower and Throttle Response

This American Thunder® Crossmember-Back exhaust system is a true dual 3

1x Main Fuel Line A (Front Section)

Hooker Maximum Flow Muffler 21630HKR FINELINES 1964 - 1974 Chevrolet ElOverview The Hooker Maximum Flow muffler actually flows 99% and produces more horsepower and torque than a 2 1 2" open pipe. The Maximum Flow is constructed of an aluminized steel case with stainless steel internal core and uses a high temperature packing material to absorb excessive noise while allowing a mellow powerful sound. As with all absorption type silencers, the Maximum Flow will be most effective for sound control with lower compression (8.