Akrapovic BMW C 650 Sport 16-20 Slip-On Line Exhaust (Titanium) - S-B6SO7-HZAATDesigned to increase power and torque levels throughout the entire rev range. With an outer sleeve made from high quality special titanium alloy and finished with a carbon fibre end cap and heat shield. Weight is reduced by 44. 9% over the stock system. With a deep, resonant, and unique Akrapovic sound to enhance the scooters sporty nature. EC ECE type approved, and simple plug and play installation.