The RS-4 exhaust system was designed with one thing in mind, winning races. The RS-4 is a unique design with predicated power, and a quiet earthy exhaust note that speaks volumes for performance. Comp Series Slip-Ons include an RS-4 muffler, stainless steel tail pipe, USFS approved spark arrester, all necessary hardware, and detailed installation instructions to get you moving.
*Images in the listing are for reference only. Actual product may vary.
*Tinted shield sold separately for all Full-Face helmets unless otherwise noted.
- Brand: Yoshimura
- The RS-4 exhaust system was designed with one thing in mind, winning races.
- The RS-4 is a unique design with predicated power, and a quiet earthy exhaust note that speaks volumes for performance.
- Comp Series Slip-Ons include an RS-4 muffler, stainless steel tail pipe, USFS approved spark arrester, all necessary hardware, and detailed installation instructions to get you moving.