Hushpower Pro-Series Standard Performance Muffler Round, 4" Inlet/Oulet

Size: 9.00" x 20.00" Case

Hushpower Pro-Series Mufflers provide ground breaking sound control while offering excellent torque and horsepower improvements. The Pro-Series mufflers silence extreme sound levels with their innovative and patented Hushpower Wide Spectrum Sound Cancellation Technology utilizing an internal core of perforated T409 stainless-steel protected by a rugged, insulated, 18-gauge aluminised steel case. Available in 3", 3.5", 4" or 5" tubing diameters. Also available in 'shortie' versions.