Closed-course use only.nbsp;A perfect introduction to the world of performance enhancement!nbsp;The FMF slip-on silencer has been developed in collaboration with FMF and adapted precisely to the engine characteristics of your Husqvarna - the only way to ensure maximum power with ultimate rideability. Increased performance along with minimized noise level. Manufactured from highest grade materials. With removable noise reduction insert. Can only be fitted in combination with original header. Fits: FC All Models 14-15 - FE All Models 14-15