Factory racing expansion chamber

- Suitable for standard silencers

- Greater performance due to special engine mapping

- Untreated surface

- Higher speed

- Uncompromising race lookImproved throttle response and increases in both power and torque

- Designed to get the best performance from the motorcycle

- Substantial weight saving

- Saving 15 % weight compared to the stock expansion chamber (ca. 0,4 kg)