Yoshimura USA R&D has been directed to developing the current generation RS-4 - a unique design that provides an unrivaled combination of power and a quiet exhaust note. The RS-4 features a Polyresonant duplex chamber, a two-staged stepped baffle and an innovative carbon cone end cap.
Fits:
| HONDA CRF 450 L (PD11L) [450] | ||||
| HONDA | CRF 450 L (PD11L) | 450 | 2020 | |
| HONDA | CRF 450 L (PD11L) | 450 | 2019 | |

Yoshimura is renowned for its Research and Development. But producing the finest exhaust systems in the world requires more than a big R&D department. Yoshimura is the leading manufacturer of exhaust systems because our commitment to R&D is matched by our dedication to uncompromising quality standards and our expertise in manufacturing pipes that meet those standards.
| Brand | Model | Year | Name | CC |
|---|---|---|---|---|
| HONDA | CRF | 2019 | Enduro | 450 |
| HONDA | CRF | 2019 | 450 | |
| HONDA | CRF | 2019 | Works Edition | 450 |
| HONDA | CRF | 2019 | 450 | |
| HONDA | CRF | 2019 | 450 | |
| HONDA | CRF | 2019 | 450 | |
| HONDA | CRF | 2019 | 450 | |
| HONDA | CRF | 2020 | 450 | |
| HONDA | CRF | 2020 | 450 | |
| HONDA | CRF | 2020 | 450 | |
| HONDA | CRF | 2020 | 450 | |
| HONDA | CRF | 2020 | 450 | |
| HONDA | CRF | 2020 | Works Edition | 450 |
YOSHIMURA RS4 Inox Full Exhaust System Honda CRF 450 L 2019-2020
/ pcs.