Akrapovic Aprilia SRV 850 12-16, GP 800 08-15 Slip-On Line Exhaust (Stainless Steel) - S-A8SO2-HWSSThe Slip On represents the first step in exhaust system tuning. It is simple to install and replaces a stock muffler. It also offers the best combination of price and performance. With the Akrapovic Slip On system you will get more power, more torque, and less weight. The Akrapovic Slip On system gives your scooter that unmistakable deep resonant Akrapovic sound and also dramatically changes its visual appearance. Each product features Akrapovics