Built from perfectly welded, high-grade stainless-steel tubes, these headers convert the Slip-On Line muffler to upgrade it to a full system. They give the bike a true Akrapovic sporty and deep sound, and increase power and torque levels throughout the entire rev range. Exhaust system is compatible with Kawasaki central stand.For perfect performance, throttle response, and durability, special mapping developed by Akrapovic R&D in collaboration with our partner Rapid Bike by Dimsport is recommended. Please visit https://www.dimsport.us/en/rapid-bike/akrapovic/ , where you can download the mapping THIS PRODUCT DOES NOT MEET EMISSION COMPLIANCE REQUIREMENTS FOR STREET OR HIGHWAY USE.