SXF 23/26 EXC-F 450/500 24/27 FMF FACTORY 4.1 RCT SILENCER

Silencer housing made of high-grade aluminum
Carbon silencer cap
Mounting also possible with original header
Significantly more torque
Substantial weight saving

Noticeable performance enhancementIn connection with an FMF Megabomb header even further increase in rideability and power output can be achieved.
ATTENTION: When used on MX EU models from MY26 and MX US models from MY26 FACTORY EDITION / MY27 Standard, the air box and air filter must be reverted to MY25. The correct engine mapping must also be installed. Vehicles in this configuration no longer comply with the 109 dB FIM noise limit.