Exhaust Accessories & Parts

Fits all RS-4 mufflers with a standard 15 degree turn-down tip (Not compatible with RS-4S or RS-4T models). Made in our composites shop in Chino, California with heat resistant pre-impregnated, high...

Off-road systems need to be repacked after 6-8 hours of use, or after each Race. Repacking your muffler at the suggested intervals is essential for your exhaust to perform the way it was designed...

RS-9 Replacement Decal Set 6 pieces for muffler sleeve and end-cap Compatible Vehicles Years

Fits all RS-9, 9T LEFT side mufflers. Made in our composites shop in Chino California with heat resistant pre- impregnated, high gloss lightweight carbon fiber. This replacement carbon fiber end cap...

Fits all RS-9, 9T RIGHT side mufflers. Made in our composites shop in Chino California with heat resistant pre- impregnated, high gloss lightweight carbon fiber. This replacement carbon fiber end cap...

For use with Yoshimura RS-4 exhaust. 1.75" O.D., 1 7/16" I.D. U.S.F.S. legal Sold each Compatible Vehicles

For use with Yoshimura exhaust U.S.F.S. legal Sold each Compatible Vehicles

For use with Yoshimura exhaust U.S.F.S. legal Sold each Compatible Vehicles

Replacement USFS Approved Spark Arrester for RS-4 Mufflers with "Turn-out" end-cap. Available as optional Spark Arrester on applications not originally equipped with a Spark Arrester Please see our...