Features:
- Features a Hi-Flo stainless steel core and formed end caps
- Aircraft grade aluminum canister
- You will swear the motor has been bored and stroked with the first twist of the throttle
- Pounds lighter than stock
- NOTE: Will not pass 2025 FIM sound regulation
Fit the models:
| HONDA |
CRF 125 F |
2023 |
| HONDA |
CRF 125 F |
2025 |
| HONDA |
CRF 125 F |
2024 |
| HONDA |
CRF 125 F |
2021 |
| HONDA |
CRF 125 F |
2022 |
| HONDA |
CRF 125 F |
2019 |
| HONDA |
CRF 125 F |
2020 |
| HONDA |
CRF 125 FB |
2021 |
| HONDA |
CRF 125 FB |
2020 |
| HONDA |
CRF 125 FB |
2022 |
| HONDA |
CRF 125 FB |
2023 |
| HONDA |
CRF 125 FB |
2024 |
| HONDA |
CRF 125 FB |
2019 |

FMF - Flying Machine Factory - 1973 was founded by a twenty-two-year-old named Donny Emler, a typical Southern Californian who, like everyone else in the 1970s, found a passion for riding and racing dirt bikes. FMF is now one of the most recognizable logos in motocross. The main area of FMF is the highest quality exhaust systems for dirt bikes.
| Brand |
Model |
Year |
Name |
CC |
| HONDA |
CRF |
2019 |
Big Wheel |
125 |
| HONDA |
CRF |
2019 |
|
125 |
| HONDA |
CRF |
2020 |
|
125 |
| HONDA |
CRF |
2020 |
Big Wheel |
125 |
| HONDA |
CRF |
2021 |
|
125 |
| HONDA |
CRF |
2021 |
Big Wheel |
125 |
| HONDA |
CRF |
2022 |
|
125 |
| HONDA |
CRF |
2022 |
Big Wheel |
125 |
| HONDA |
CRF |
2023 |
|
125 |
| HONDA |
CRF |
2023 |
Big Wheel |
125 |
| HONDA |
CRF |
2024 |
|
125 |
| HONDA |
CRF |
2024 |
Big Wheel |
125 |