Yoshimura Exhaust Parts and Accessories

RS-3 Sound Insert for the Honda Monkey. This new insert is designed to take the dB level down and fit perfectly with the RS-3 for the Monkey. *If ...

Replacement Low-Volume Insert Kit for RS-2 Mini Mufflers Non-Spark Arrested Available as optional kit on applications requiring different sound re...

Yoshimura Road exhaust systems need to be repacked every 7,000 - 10,000 miles. Repacking your muffler at the suggested intervals is essential for y...

Not only does this new spark arrester decrease the dB level of your Honda Monkey with our full system by 4 decibels, it arrests the spark and enabl...

Sound Insert for R-34 Mufflers. This new insert is designed to take the dB level down and fit perfectly with R-34 applications. *If you have any q...

Replacement Low-Volume Insert Kit for RS-2 Mufflers Non-Spark Arrested Available as optional kit on applications requiring different sound restric...

Yoshimura introduces a new muffler insert that is made to optimize the sound and performance for the 2020 Honda CRF250R. However, this new insert w...

Time to update the look of your RS-4 muffler? We have you covered with this new 4pc set. The body decal is made from a high-temp aluminum backing, ...

Replacement USFS Approved Spark Arrester for RS-12 Off-Road Mufflers Available as optional Spark Arrester on applications not originally equipped ...

Includes ONE Replacement USFS Approved Spark Arrester for RS-12 Off-Road Mufflers. Available as optional Spark Arrester on applications not origin...

Replacement Low-Volume Insert Kit for RS-12 Mufflers Non-Spark Arrested Available as optional kit on applications requiring different sound restri...

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, C...

Fits all RS-12 mufflers. Made in our composites shop in Chino, California with heat resistant pre-impregnated, matte finished lightweight carbon fi...

Updated Version of SA-13-K, weldnut inside of insert makes installation/removal easier Replacement USFS Approved Spark Arrester for RS-4 Mufflers...

Yoshimura Road exhaust systems need to be repacked every 7,000 - 10,000 miles. Repacking your muffler at the suggested intervals is essential for y...

Introducing the newest USFS approved spark arrester specifically designed for the RS-12 muffler. Designed with our PTF (Precision Taper Fit) for ea...

Replacement Low-Volume Insert Kit for RS-12 Mufflers Non-Spark Arrested Available as optional kit on applications requiring different sound restri...

Yoshimura Road exhaust systems need to be repacked every 7,000 - 10,000 miles. Repacking your muffler at the suggested intervals is essential for y...

Replacement USFS Approved Spark Arrester for Select RS-2 Off-Road Mufflers Available as optional Spark Arrester on applications not originally equ...

Replacement Low-Volume Insert / dB Killer Kit for select Mufflers Available as optional kit on applications requiring different sound restrictions...

Replacement Low-Volume Insert Kit for RS-12 Mufflers Non-Spark Arrested Available as optional kit on applications requiring different sound restri...

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...

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...

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...