Slip-On Line MufflerSlip-Ons represent the first step in the exhaust system tuning process, and they offer a great balance between price and performanceSporty and lightweight Slip-On Line exhaust systems are a perfect match for this great ApriliaThe visual change comes with stylishly shaped carbon fiber muffler and end capIn addition to design effects and improved power delivery, Slip-Ons also enhance the Aprilia soundLet your bike stand out with more power, beautiful design, and the unique Akrapovic sound of Slip-OnsPassenger footrest for mounting neededFor perfect performance, throttle response and durability, special developed mapping from Dynojet is recommended. Notice: when installing on '19 model year, check engine light may appear.