Flowmaster 70 Series Big Block II Muffler - 2.25" Dual Inlet/2.25" Dual Outlet 20194MLK Approved for use at Knoxville

Approved for use at Knoxville Raceway and World of Outlaws

Simply daisy chain as many displays together as you want

commonly used for exiting one 5" diameter exhaust pipe

NPT Adapters

298 in Bore

Flowmaster 70 Series Big Block II Muffler - 2.25" Dual Inlet/2.25" Dual Outlet 20194MLK Approved for use at KnoxvilleThe 70 series utilizes Flowmaster's patented Delta Flow technology and an enlarged case for improved sound control along with mileage and power gains. Perfect for use on trucks, SUV's, RVs, tow vehicles and high performance street cars where space allows. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability. Features: Durable Fully Welded 16 Gauge Aluminized Steel 3 Year Limited Warranty Aggressive To Moderate Exterior