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FMF Racing engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full FMF Racing lineup with fast shipping and expert fitment support — order with confidence.
The FMF Factory 4.1 RCT Anodized Titanium Slip-On is the pinnacle of exhaust engineering for your 2021-2023 Honda CRF450R or CRF450RX. Designed for riders who demand elite performance, this muffler utilizes Resonance Chamber Technology (RCT) to reduce sound levels while maintaining maximum power output across the entire RPM range.
By optimizing exhaust gas flow, the Factory 4.1 RCT provides a noticeable boost in throttle response and mid-to-top end pull. Whether you are hitting the local track or competing in professional motocross, this exhaust system offers the durability and performance gains required to stay ahead of the pack. The titanium construction not only sheds weight compared to the stock unit but also offers superior heat dissipation to keep your engine running efficiently under extreme conditions. Experience the professional-grade quality of FMF Racing, available now through GGCRACING.
| Years | Make | Model | Trim |
|---|---|---|---|
| 2021-2023 | Honda | CRF450R | Base |
| 2021-2023 | Honda | CRF450RX | Base |
Other popular FMF Racing products customers consider together:
FMF Racing engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full FMF Racing lineup with fast shipping and expert fitment support — order with confidence.
The FMF Factory 4.1 RCT Anodized Titanium Slip-On is the pinnacle of exhaust engineering for your 2021-2023 Honda CRF450R or CRF450RX. Designed for riders who demand elite performance, this muffler utilizes Resonance Chamber Technology (RCT) to reduce sound levels while maintaining maximum power output across the entire RPM range.
By optimizing exhaust gas flow, the Factory 4.1 RCT provides a noticeable boost in throttle response and mid-to-top end pull. Whether you are hitting the local track or competing in professional motocross, this exhaust system offers the durability and performance gains required to stay ahead of the pack. The titanium construction not only sheds weight compared to the stock unit but also offers superior heat dissipation to keep your engine running efficiently under extreme conditions. Experience the professional-grade quality of FMF Racing, available now through GGCRACING.
| Years | Make | Model | Trim |
|---|---|---|---|
| 2021-2023 | Honda | CRF450R | Base |
| 2021-2023 | Honda | CRF450RX | Base |
Other popular FMF Racing products customers consider together:
