Vibrant Performance Streetpower Stainless Muffler - Dual 3 in Inlets / Outlets - 18 x 8.5 in x 5.25 in Oval Body - 22 in Long - Polished BPO62736-12 Back to back dyno testing

Back to back dyno testing proves a gain of over nearly 10 horsepower over running no air cleaner at all Low Stacking Height

Provides a minimum drop

a timing cover gasket and seal along with a water pump gasket

Nomex® covered

Lowers the rear of your 1967-1972 GM A-body 1-inch

Vibrant Performance Streetpower Stainless Muffler - Dual 3 in Inlets / Outlets - 18 x 8.5 in x 5.25 in Oval Body - 22 in Long - Polished BPO62736-12 Back to back dyno testingVibrant Performance StreetPower Universal Mufflers offer a perfect balance of providing unrestricted exhaust flow thanks to Vibrant's signature "True Straight Through" while effectively controlling exhaust tone and drone due to the dense, multi layer sound suppression materials packed into each of these mufflers. All StreetPower Universal Mufflers feature PREMIUM 304 Stainless Steel construction, polished to a beautiful mirror finish. Product