FMF Factory 4.1 RCT Titanium Slip-On Exhaust with Carbon End Cap, Part 044474, for Yamaha WR250F

Upgrade your Yamaha WR250F with the FMF Factory 4.1 RCT Titanium Slip-On Exhaust, Part Number 044474. Designed with FMF’s latest Resonance Chamber Technology, this tuned exhaust helps lower sound levels while maintaining strong power output. The patented core shape and chamber design refine exhaust pressure for responsive performance across the riding range.

The Factory 4.1 RCT features a lightweight titanium canister and mid-pipe with a carbon fiber end cap. Its patented canister design increases internal volume for additional sound-absorbing material, while Factory Forward Engineering centralizes mass to help reduce the likelihood of crash damage. Application-specific core specifications provide optimized performance for the Yamaha WR250F.

Installation is straightforward, and the innovative rear end cap allows simple installation of tuning tip inserts or the included spark arrestor. A wash plug is also included to help protect the exhaust system during cleaning. This FMF exhaust is designed to fit 2020, 2021, 2022, and 2023 Yamaha WR250F motorcycles. Manufacturer: FMF. Brand: FMF. Part Number: 044474.

Features:

• Resonance Chamber Technology: Incorporates FMF’s latest chamber technology to help reduce sound while maintaining strong power output.
• Patented Core Shape: Lowers exhaust sound levels without sacrificing performance.
• Patented Canister Shape: Increases internal volume for additional sound-absorbing material.
• Patented Chamber Design: Enhances and refines exhaust pressure for responsive engine performance.
• Factory Forward Engineering: Centralizes mass and helps reduce vulnerability to crash damage.
• Application-Specific Tuning: Uses optimized core specifications for the Yamaha WR250F.
• Titanium Construction: Includes a titanium canister and titanium mid-pipe for a lightweight exhaust system.
• Carbon End Cap: Provides a durable, performance-focused finishing component.
• Rear End Cap: Simplifies installation of tuning tip inserts or the included spark arrestor.
• Included Accessories: Includes a spark arrestor and wash plug.
• Fitment: Fits 2020–2023 Yamaha WR250F motorcycles.