FMF Factory 4.1 RCT Aluminum Slip-On w/Stainless Mid Pipe Stainless Cap (045628)
- All new incorporating the latest in Resonance Chamber Technology
- Patented core shape lowers sound level while maintaining maximum power output
- Patented canister shape increases internal volume for more sound absorbing material
- Patented chamber design to enhance and refine exhaust pressure
- Factory Forward Engineering centralizes mass and is less prone to crash damage
- Tuned exhaust with optimized core specifications for each application
- Innovative rear endcap for simple installation of tuning tip inserts or spark arrestor
- Stainless Steel midpipe for strength and durability
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 2021-2023 | Gas Gas | EX350 F | |
| 2021-2023 | Gas Gas | EX450 F | |
| 2023 | Gas Gas | MC350 F | |
| 2021-2023 | Gas Gas | MC450 F | |
| 2019-2022 | Husqvarna | FC350 | |
| 2019-2022 | Husqvarna | FC450 | |
| 2018-2019 | Husqvarna | FC450 Rockstar Edition | |
| 2019-2022 | Husqvarna | FX350 | |
| 2019-2022 | Husqvarna | FX450 | |
| 2018-2022 | KTM | 350 SXF | |
| 2019-2022 | KTM | 350 XC-F | |
| 2018-2022 | KTM | 450 SXF | |
| 2018 | KTM | 450 SXF Factory Edition | |
| 2019-2022 | KTM | 450 XC-F | |