The SA-4 slip on is the best bang for your buck if you are looking for instant horsepower and torque gains. Allowing you to retain your stock head pipe, the SA-4 slip on replaces your heavy and restrictive muffler, giving you a lighter, much better performing system. The SA-4 cannot be matched when it comes to price, craftsmanship, and overall looks.

Light weight brushed aluminum muffler

TIG welded reinforced muffler bracket

304 Stainless steel mid pipe

Black powder coated stainless steel end tip

Increased horsepower and torque gains

Removable screen-type spark arrestor included

Hand-crafted in the USA