The 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 Akrapovič Slip-On system you will get optimized power and torque, and less weight (-33%). The Akrapovič Slip-On system gives your scooter that unmistakable deep resonant Akrapovič sound and also dramatically changes its visual appearance. Each product features Akrapovič’s finest carbon fibre end caps.Catalytic converter is included within the system. Exhaust system fits on Tech Max model.US fitment: please take note that this system is not compatible with North American stock motorcycle due to specific DOT turn signals.