RS-4 Slip-On Performance Exhaust | Yoshimura for Husqvarna

Yoshimura RS-4 Slip-On Exhaust for Husqvarna FC/FX: Dominate the Track & Trail

Unlock dominant performance and signature Yoshimura quality with the RS-4 Slip-On, engineered specifically for your Husqvarna FC or FX motocross/enduro machine. Born from relentless R&D alongside factory racing teams, this exhaust delivers tangible advantages where it counts: increased power across the RPM range, significantly reduced sound output for trail compliance or closed-course competition, and optimized mass centralization for superior handling feel.

Engineered Excellence for Demanding Riders:

• Distinctive Pentagonal Sleeve: More than just aesthetics; its unique geometric design contributes to efficient heat dissipation and structural rigidity.
• Advanced Noise Control: Features a front muffler cap acting as a poly-resonant chamber, working seamlessly with a precision two-stage stepped baffle system. Achieve aggressive power gains while maintaining trail-friendly acoustics – perfect for riders conscious of noise regulations.
• Premium Construction: Features a durable stainless steel tailpipe built to withstand abuse and a lightweight carbon fiber end-cap that adds a touch of high-performance style while saving weight.
• Versatile & Compliant: Easily adapt your RS-4. Optional repack kits extend its life, while available inserts and USFS-approved spark arrestors ensure you meet sound requirements and are ready for forest trails.

Why Choose Yoshimura?

For serious Husqvarna riders seeking an edge – whether pushing limits on the motocross track or exploring challenging off-road terrain – the choice is clear. The RS-4 Slip-On isn’t just an exhaust; it’s meticulously crafted performance technology designed to give you an unparalleled competitive advantage. Experience the difference of genuine US-made motorcycle exhaust excellence.

Key Advantages:

Proudly crafted in California, USA.