Flowmaster 70 Series Big Block II Muffler - 3" Center Inlet/2.5" Dual Outlet Driveshaft Slip Yoke A smoother operating offset blade

A smoother operating offset blade pivot improves throttle response

Notcher works with most standard hole saws to create a notch on the end of round tubing for properly attaching round tubing to round tubing

Weighing in at just over a pound

crank seal

Flowmaster 70 Series Big Block II Muffler - 3" Center Inlet/2.5" Dual Outlet Driveshaft Slip Yoke A smoother operating offset bladeThe 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 Stock to Mild Exterior Exhaust