Slip-Ons are the first step in the exhaust tuning process and offer a great balance between price and performance. Change the nature of your bike by adding more power, improved performance and that unique Akrapovič sound. All wrapped up in elegantly designed Slip-On exhaust systems. The result of taking design very seriously is a beautifully crafted exhaust system with a carbon fibre muffler outer sleeve and end cap. Race-proven materials. THIS PRODUCT DOES NOT MEET EMISSIONS COMPLIANCE REQUIREMENTS FOR STREET OR HIGHWAY USE.