- 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 |
| 1991-1996 | Husaberg | FE350 | |
| 1990-1999 | Husaberg | FE501 | |
| 1996-1999 | Husaberg | FE501E | |
| 1993-1996 | Husaberg | FE600 | |
| 1996-1999 | Husaberg | FE600E | |
| 1998-1999 | Husaberg | FS600E | |
| 1997-1998 | Husaberg | FX501E | |
| 1997-1999 | Husaberg | FX600E | |