Yoshimura · RS-2
The Yoshimura Spark Arrester Kit RS-2 Off-Road Muffler, 1.500" is a replacement USFS approved spark arrester insert designed for Yoshimura RS-2 off-road mufflers. It’s built to restore spark arrester function on systems already equipped with this style insert, and it can also be added as an optional spark arrester for applications that did not originally include one.
This kit is listed for Can-Am DS450 2008–2009; Honda CRF150R-B 2007–2025, CRF230F 2010–2019, CRF250F 2019–2025, CRF300F 2025–2026, XR150L 2023–2026; Kawasaki KLX300R 2021–2026; Suzuki DR-Z400S-SM 2000–2009, 2011–2024; and Yamaha WR125R 2026. Confirm fitment using the insert chart shown on the page.
This kit is built around a replacement USFS approved spark arrester insert intended for Yoshimura RS-2 off-road mufflers. It’s a straightforward solution for riders who need to replace a worn or missing arrester insert while staying within the RS-2 system family.
Yoshimura lists this kit as an optional spark arrester for applications that were not originally equipped with one. For RS-2 off-road muffler setups that accept this insert style, it offers a simple way to add spark arrester capability without changing the muffler.
The kit includes the spark arrester insert along with an end-cap collar and a set screw. With these pieces packaged together, it’s designed to support service or retrofit work on compatible RS-2 off-road muffler end-cap configurations.
Fitment
Yoshimura lists fitment across a range of off-road and dual-sport models and years, including Can-Am DS450 2008–2009; multiple Honda models from 2007–2026; Kawasaki KLX300R 2021–2026; Suzuki DR-Z400S-SM 2000–2009, 2011–2024; and Yamaha WR125R 2026. Because spark arrester inserts depend on the specific muffler/end-cap configuration, fitment should be verified using the insert chart shown on the product page.
Installation
This spark arrester kit page includes an installation PDF to support proper setup. Following the provided instructions helps ensure the insert, end-cap collar, and set screw are installed as intended for the RS-2 off-road muffler configuration. For additional confirmation on applications, the insert chart on the page provides guidance for matching the kit to the correct setup.
| Part Number | SA-02-K |
|---|---|
| Brand | Yoshimura |
| Product Line | Replacement Service Parts |
| Series | RS-2 |
| Shipping Weight | 0.7 lb |
| Barcode | 00840025909267 |
| Make | Model | Model Years |
|---|---|---|
| Can-Am | DS450 | 2008–2009 |
| Honda | CRF150R-B | 2007–2025 |
| Honda | CRF230F | 2010–2019 |
| Honda | CRF250F | 2019–2025 |
| Honda | CRF300F | 2025–2026 |
| Honda | XR150L | 2023–2026 |
| Kawasaki | KLX300R | 2021–2026 |
| Suzuki | DR-Z400S-SM | 2000–2009, 2011–2024 |
| Yamaha | WR125R | 2026 |
Fitment as listed by Yoshimura for part number SA-02-K.
Instructions / What's Included (PDF)
Provided by Yoshimura. Opens in a new tab.
