- 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 |
| 1987-1999 | Yamaha | Big Bear 350 YFM350FW 4x4 | |
| 1996-1999 | Yamaha | Big Bear 350 YFM350U | |
| 1996-1999 | Yamaha | Kodiak 400 YFM400FW 4x4 | |
| 1992-1998 | Yamaha | Timberwolf 250 YFB250 | |
| 1994-2000 | Yamaha | Timberwolf 250 YFB250FW 4x4 | |