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.Lightweight brushed aluminum muffler.TIG welded reinforced muffler bracket.304 stainless steel mid-pipe.Black powder-coated stainless steel end tip.Increased horsepower an

• Bill'S Pipes 4-Stroke-Sa-4 Yamaha Slip On Exhaust
• ALUMINUM

Bill'S Pipes 4-Stroke-Sa-4 Yamaha Slip On ExhaustBill's Pipes