Factory 4.1 RCT Exhaust Silencer 19-26 Yamaha WR YZ 250 F FX - FMF 044486

The FMF Racing Factory 4.1 RCT Titanium Anodized Slip-On exhaust with a carbon end cap showcases cutting-edge Resonance Chamber Technology™ and Factory Forward Engineering, optimising performance and durability for off-road racing. Designed with a shorter, crash-resistant profile and manufactured entirely from aerospace grade blue anodised titanium, this slip-on delivers substantial power gains across the RPM range while providing significant weight savings. The incorporated RTS Rapid Tuning System allows for convenient adjustments, ensuring adaptability to diverse racing conditions.

Features

• Notice: Closed course use only


• Blue anodised titanium muffler with carbon end cap


• Massive power gains throughout the RPM range


• Exceptionally lightweight construction


• New RTS (Rapid Tuning System) for quick, easy adjustments


• Premium aerospace-grade titanium construction


• FMF Resonance Chamber Technology™ (internal and external)


• Crash-resistant short profile for improved durability


• Includes spark arrestor screen insert and 94dB quiet insert


• Manufactured exclusively in Southern California

Specifications

• Item ID: 044455


• Type: Slip-On


• Configuration: Single


• Construction: Titanium


• Finish: Blue Anodised


• Midpipe: Titanium


• Endcap: Carbon


• Spark Arrestor: Screen insert (included)


• Carb Warning: No


• Quiet Insert: 94dB insert (included)


• Weight: 7.0 lbs

Vehicle Fitment

Yamaha

• WR250F (2023–2024)


• YZ250F (2019–2026)


• YZ250FX (2020–2026)