Flowmaster 50 Series Big Block Muffler - 3" Dual Inlet / 2.5" Dual Outlet H759C04 35mm) minus spacer-thickness (i

35mm) minus spacer-thickness (i

typically had to go to suppliers on the West coast for up to date racing components for their race cars

Proven to increase horsepower up to

new axle tubes with large bearing late Ford/Torino style-ends

351C-400M and 429-460 provide quicker response and better performance

Flowmaster 50 Series Big Block Muffler - 3" Dual Inlet / 2.5" Dual Outlet H759C04 35mm) minus spacer-thickness (iThe 50 Series Big Block muffler is made for more than just big cubic inch engine applications. Its large case size with internal tuning chamber provides mileage and power gains along with maximum sound control for a quiet interior tone, even under heavy loads. Well suited to heavy duty vehicles such as full size trucks, SUV's, RVs, and tow vehicles. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability. Features: Durable