Factory 4.1 RCT Exhaust Silencer 20-20 Yamaha WR 450 F - FMF 044464
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Engineered for riders seeking superior performance, the FMF Racing Factory 4.1 RCT Stainless Slip-On with Carbon End Cap is built using aerospace grade materials for exceptional durability and weight savings. Incorporating FMF’s latest Resonance Chamber Technology both internally and externally, this slip-on delivers massive power gains across the RPM range, with a shorter overall length and forward engineering to centralise mass for enhanced handling. Assembled at FMF's Southern California facility, this slip-on system combines natural aluminium with a carbon end cap for a refined appearance and competitive edge. Features include FMF Resonance Chamber Technology for improved throttle response and power delivery, Factory Forward Engineering for optimised mass centralisation, and construction from a high-quality proprietary blend of alloy grade titanium to FMF’s strict standards. Available with a natural aluminium body and carbon end cap, it delivers significant weight reduction over stock exhaust systems. Includes new RTS for seamless installation and adjustments, a removable screen-type spark arrestor, and a 94dB quiet insert for versatile tuning. For Closed Course Use Only. Item ID 044464. Type Slip-On. Configuration Single. Construction Aluminium. Finish Natural. Midpipe Stainless Steel. End Cap Carbon. Spark Arrestor Screen Insert included. Carb Warning Yes. Quiet Insert 94dB Insert included. Weight 9.3 lbs.
- SKU
- 06-9946.FMF.FCT
- Brand
- FMF Exhausts
- Availability
- In Stock (1)
Fitments (1)
| Make | Model | Year |
|---|---|---|
| YAMAHA | WR 450F | 2020 |
- General Product Group
- Exhaust Systems & Parts
- General Product Type
- Silencer
- Variant Id
- 296768
FULL DESCRIPTION
FMF Racing Factory 4.1 RCT Stainless Slip-On Exhaust System with Carbon End Cap
Elevate your motorcycle's performance and aesthetics with the FMF Racing Factory 4.1 RCT Stainless Slip-On. This exhaust system is meticulously engineered for riders who demand cutting-edge technology and maximum power gains. Constructed using aerospace-grade materials, it offers exceptional durability while significantly reducing weight compared to stock systems.
At the heart of this slip-on is FMF's innovative Resonance Chamber Technology™, integrated both internally and externally. This technology ensures substantial power increases across the entire RPM range, providing a responsive and thrilling riding experience. The system features Factory Forward Engineering, which means the muffler is positioned closer to the engine. This design optimizes mass centralization, leading to improved handling and a more agile feel.
Assembled with precision at FMF's Southern California facility, the Factory 4.1 RCT slip-on boasts a natural aluminum body complemented by a sleek carbon fiber end cap, delivering a refined and competitive look.
Key Features:
- Resonance Chamber Technology™: Enhances throttle response and power delivery for a superior riding experience.
- Factory Forward Engineering: Centralizes mass by positioning the muffler closer to the engine for optimized handling.
- Premium Construction: Built from a high-quality proprietary blend of alloy grade titanium to FMF's stringent standards.
- Aesthetic Design: Features a natural aluminum body with a striking carbon fiber end cap.
- Weight Savings: Significantly lighter than OEM exhaust systems.
- Rapid Tuning System (RTS): Ensures easy installation and straightforward adjustments.
- Versatile Tuning: Includes a removable screen-type spark arrestor and a 94dB quiet insert for customizable sound levels.
- Note: For Closed Course Use Only.
Specifications:
- Item ID: 044464
- Type: Slip-On
- Configuration: Single
- Construction Material: Aluminum
- Finish: Natural
- Midpipe Material: Stainless Steel
- End Cap Material: Carbon Fiber
- Spark Arrestor: Screen Insert (included)
- Carb Compliant Warning: Yes
- Quiet Insert: 94dB Insert (included)
- Weight: 9.3 lbs
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