Features:
- Built to create smooth, tractable power to help in the toughest conditions
- Smooth power curve throughout the RPM range
- Larger diameter titanium canister for more tunability and longer lasting packing life
- The EXTREME silencer delivers low decibel performance so you can really hear how optimal your bike is running
- Optimally designed to complement performance of FMF pipes
- Fits FMF or stock exhaust
- NOTE: Will not pass 2025 FIM sound regulation
Fit the models:
| BETA |
RR 200 |
2024 |
| BETA |
RR 200 |
2020 |
| BETA |
RR 200 |
2021 |
| BETA |
RR 200 |
2022 |
| BETA |
RR 200 |
2023 |
| BETA |
RR 250 |
2024 |
| BETA |
RR 250 |
2020 |
| BETA |
RR 250 |
2021 |
| BETA |
RR 250 |
2022 |
| BETA |
RR 250 |
2023 |
| BETA |
RR 250 |
2025 |
| BETA |
RR 300 |
2024 |
| BETA |
RR 300 |
2020 |
| BETA |
RR 300 |
2021 |
| BETA |
RR 300 |
2022 |
| BETA |
RR 300 |
2023 |
| BETA |
RR 300 |
2025 |
| BETA |
RX 300 |
2021 |
| BETA |
RX 300 |
2025 |
| BETA |
RX 300 |
2024 |
| BETA |
RX 300 |
2023 |
| BETA |
RX 300 |
2022 |

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 |
| BETA |
RR |
2020 |
|
200 |
| BETA |
RR |
2020 |
Oil mix |
250 |
| BETA |
RR |
2020 |
Oil mix |
300 |
| BETA |
RR |
2020 |
Racing |
250 |
| BETA |
RR |
2020 |
Racing |
300 |
| BETA |
RR |
2020 |
Oil mix |
200 |
| BETA |
RR |
2021 |
Oil mix |
200 |
| BETA |
RR |
2021 |
Oil mix |
250 |
| BETA |
RR |
2021 |
Oil mix |
300 |
| BETA |
RX |
2021 |
2T |
300 |
| BETA |
RR |
2021 |
Racing |
200 |
| BETA |
RR |
2021 |
Racing |
250 |
| BETA |
RR |
2021 |
Racing |
300 |
| BETA |
RR |
2022 |
Oil mix |
200 |
| BETA |
RR |
2022 |
Oil mix |
250 |
| BETA |
RR |
2022 |
Oil mix |
300 |
| BETA |
RR |
2022 |
Racing |
200 |
| BETA |
RR |
2022 |
Racing |
250 |
| BETA |
RR |
2022 |
Racing |
300 |
| BETA |
RR |
2023 |
Oil mix |
200 |
| BETA |
RR |
2023 |
Racing |
200 |
| BETA |
RR |
2023 |
Oil mix |
250 |
| BETA |
RR |
2023 |
Racing |
250 |
| BETA |
RR |
2023 |
Oil mix |
300 |
| BETA |
RR |
2023 |
Racing |
300 |
| BETA |
RX |
2022 |
2T |
300 |
| BETA |
RX |
2023 |
2T |
300 |
| BETA |
RX |
2024 |
2T |
300 |