- Top factory teams and riders around the world choose Twin Air dual-stage air filters
- Dual-bonded foam design filters out even the smallest dirt particles, while allowing more airflow than two separate layer filters flow bench proven
- Flat foam sealing ring securely seats against the airbox, even in the worst riding conditions
- Twin Air filters are slightly smaller than stock to make them easier to change and to increase dead air space around the filter for better performance
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 2018 | Beta | RR 125 | |
| 2013-2014 | Beta | RR 250 | |
| 2015-2019 | Beta | RR 250 2 Stroke | |
| 2013-2014 | Beta | RR 300 | |
| 2015-2019 | Beta | RR 300 2 Stroke | |
| 2017-2018 | Beta | RR 300 Race Edition | |
| 2013-2014 | Beta | RR 350 | |
| 2015-2016 | Beta | RR 350 EFI | |
| 2018 | Beta | RR 350 Race Edtion | |
| 2015-2016 | Beta | RR 390 | |
| 2017-2018 | Beta | RR 390 Race Edition | |
| 2013-2014 | Beta | RR 400 | |
| 2015 | Beta | RR 430 | |
| 2018 | Beta | RR 430 Race Edition | |
| 2013-2014 | Beta | RR 450 | |
| 2015-2016 | Beta | RR 480 | |
| 2019 | Beta | RR 480 | |
| 2017-2018 | Beta | RR 480 Race Edition | |
| 2013-2014 | Beta | RR 498 | |
| 2014 | Beta | RR300 Race Edition 2 Stroke | |
| 2014 | Beta | RR498 Race Edition | |
| 2017 | Beta | RR-S 125 | |
| 2019 | Beta | RR-S 390 | |
| 2017-2019 | Beta | RR-S 500 | |
| 2015-2016 | Beta | RS 430 | |
| 2015-2016 | Beta | RS 500 | |