Hooker Aero Chamber Muffler 21506HKR cat-back-exhaust 1998-2003 GMC Sonoma w/ ZR2

1998-2003 GMC Sonoma w/ ZR2 (Also called SLS High-Rider)

1968-1970 Dodge Coronet 383 CID

Part Number: 17446

Flowmaster's Scavenger Series Elite long tube headers are designed to replace the factory cast iron manifolds

Hooker Aero Chamber Muffler 21506HKR cat-back-exhaust 1998-2003 GMC Sonoma w/ ZR2Overview The raw aluminized steel Aero Chamber is designed to do much more than simply muffle exhaust noise. The Aero Chamber Muffler produces a deep throaty powerful sound that will not change with time. The Hooker Aero Chamber uses a unique step principal, similar to that which is currently popular in racing header design. The aerodynamically designed chambers flow 23% better and produce more horsepower and torque than the most popular high