Factory 4.1 RCT Stainless Steel Exhaust System Honda CRF450R 2021 2026
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Price history
Tracked since 27th Oct 2026About this product
The FMF Factory 4.1 RCT Stainless Steel Exhaust System Honda CRF450R 2021 2026 is stocked by 1 shop we compare on Shopperazzi. Listed prices start at £1,199.49.
Features: RCT (Resonance Chamber Technology) features a patented core shape that lowers decibels while maintaining maximum power output. Internal ducts in the chambers of the RCT system increase internal volume for improved exhaust flow, resulting in power gains throughout the entire range of power. FMF's Factory Forward Engineering centralizes mass and is less prone to crash damage. Innovative rear end cap features simple installation of tuning tip inserts or spark arrestor with the removal of four screws. Meets AMA and FIM sound requirements. QuietCore 94 dB insert included. Made in the U.S.A.. NOTE: Will not pass 2025 FIM sound regulation.
Specifications
- Specifications
- Design/Configuration: Single Canister. End Cap Color/Finish: Carbon Fiber. Material: Aluminum| Carbon Fiber| Stainless Steel. Model: Factory 4.1 RCT. Muffler Color/Finish: Natural. Muffler Material: Aluminum. Pipe Material: Stainless Steel. Product Name: Exhaust System. Research Value: Level 2. Riding Style: Off-Road. Style: MegaBomb. Style: Megabomb.
Product details
- Brand
- FMF
- Model
- 041604
- Condition
- New
- Category
- Motorcycles














