Hooker Maximum Flow Muffler 21609HKR flowmonster The system is constructed from

The system is constructed from 409 stainless steel for maximum durability

5 and 153-inch wheelbases and *2019 Classic body models

1966-1967 Chevrolet Impala 283 CID

The muffler has a 4

The Flowmaster® American Thunder® Cat-back exhaust system for the 2020-2026 Chevy Silverado and GMC Sierra 2500HD and 3500HD trucks with the 6

Hooker Maximum Flow Muffler 21609HKR flowmonster The system is constructed fromOverview 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.