Slip-ons are the first step when tuning an exhaust system. The system is easy to install and replaces the standard silencer. It also offers the best value for money. The Akrapovic Slip-On system means for you: more power, more torque and less weight. With the Akrapovic Slip-On system your scooter gets the unmistakable deep and rich Akrapovic sound, and also the outer appearance changes dramatically. Each product has Akrapovic end caps made of finest carbon. | Article: Akrapovic Slip-On Line Rear Silencer, black | Article: Akrapovic Slip-On Line Rear Silencer, black, black