FMF Factory 4.1 RCT Slip-On Exhaust Yamaha WR250F 20-23 - Slip-On Muffler For Yamaha WR250F 2020-2023

Slip-On Muffler For Yamaha WR250F 2020-2023

The FMF Factory 4.1 RCT Slip-On Muffler features the latest in FMF Resonance Chamber Technology™ both internally and externally. Its shorter length is less susceptible to crash damage and complements Factory Forward Engineering, positioning the muffler closer to the motor to centralize mass. Constructed from aerospace-grade materials, this slip-on offers massive power gains across the RPM range, significant weight savings, and a new Rapid Tuning System (RTS). The muffler features a natural aluminum body and carbon fiber end cap for durability and style.

Key Features:

• Natural aluminum muffler with carbon end cap
• Massive power gains throughout RPM range
• Significant weight savings
• FMF proprietary titanium alloy midpipe
• Innovative rear endcap for easy tuning insert or spark arrestor installation
• For Yamaha WR250F 2020-2023
• Notice: CARB restricted item; For Closed Course Use Only