FMF 4.

Improve the performance of your Yamaha YZF 450 with the FMF 4.1 RCT exhaust system

• FMF resonance chamber technology integrated inside and outside for optimal performance.
• Shorter design for better protection in case of accidents and mass centralization thanks to Factory Forward Engineering.
• Made from aerospace-grade materials that meet the strictest standards and entirely manufactured in FMF's California factory.
• Includes a spark arrestor screen insert and a 94dB insert for compliance with closed-circuit competition standards.

Improve the performance of your Yamaha YZF 450 with the FMF 4.1 RCT exhaust system. The integrated FMF resonance chamber technology ensures optimal performance, while the shorter design offers better protection in case of accidents and mass centralization for increased maneuverability. Made from aerospace-grade materials and entirely produced in FMF's California factory, this exhaust system ensures durability and reliability. Includes a spark arrestor screen insert and a 94dB insert for compliance with closed-circuit competition standards. Choose the FMF 4.1 RCT exhaust system for high-level performance on your Yamaha YZF 450.