YOSHIMURA RS4 Signature Series Carbon for YAMAHA YZ 450 F — a complete system designed for motocross riders looking for a sleek and high-performance exhaust. Developed from experience in MXGP and MX US, this system combines titanium tubing and a carbon silencer for a racing look and premium construction.

• Finishes: silencer and end cap in carbon, titanium tubing — carbon/titanium aesthetics true to competitive DNA.
• Pentagonal silencer with a compact design, aggressive visual signature on the bike.
• Design with duplex poly-resonant chamber: designed to reduce perceived noise levels while optimizing the power range across the engine.
• Developed in competition: technologies and feedback from MXGP/MX US tracks for performance-oriented engine behavior.
• Usage: high-performance system suitable for track/earth riding.

This complete system is aimed at riders seeking a competition-oriented sound and engine responsiveness, with a carbon finish that enhances the machine. Note: homologation for track use only — not approved for noise. Manufacturer reference: 234821D220. Particularly suitable for YAMAHA 450 models (YZ/WR 2020-2022 depending on variant).