Factory 4.1 RCT Exhaust Silencer 22-24 Honda CRF 250 R RX - FMF 041610

The FMF Racing Factory 4.1 RCT Stainless Slip-On utilises advanced Resonance Chamber Technology™ both internally and externally for optimised exhaust flow and performance. Its innovative design features a reduced overall length for improved durability and crash resistance, while Factory Forward Engineering centralises mass by positioning the muffler closer to the engine. Precision-manufactured in Southern California from aerospace-grade materials, this slip-on delivers significant power gains, substantial weight savings and includes a rapid tuning system for easy adjustments.

Features

• Incorporates FMF Resonance Chamber Technology™ for improved performance


• Shorter length reduces crash damage risk and optimises weight distribution


• Constructed using aerospace-grade materials manufactured to FMF’s specifications


• Massive power gains across the RPM range


• Substantial weight savings compared to stock systems


• Rapid Tuning System (RTS) allows for quick, simple adjustments


• Fitted with a natural aluminium muffler and carbon fibre end cap


• Includes screen-type spark arrestor and 94dB quiet insert


• For closed course competition use only

Specifications

• Item ID: 041610


• Type: Slip-On


• Configuration: Single


• Construction: Aluminium


• Finish: Natural


• Midpipe: Stainless Steel


• Endcap: Carbon Fibre


• Spark Arrestor: Screen insert (included)


• Quiet Insert: 94dB insert (included)


• Carb Warning: Not applicable

Vehicle Fitment

Honda

• CRF250R (2022–2024)


• CRF250RX (2022–2024)