- 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 |
| 1989-1992 | Polaris | Big Boss 250 4x6 | |
| 1991-1993 | Polaris | Big Boss 250 6x6 | |
| 1993 | Polaris | Big Boss 350L 6x6 | |
| 1994-1997 | Polaris | Big Boss 400L 6x6 | |
| 1987 | Polaris | Cyclone 250X | |
| 1994-1995 | Polaris | Sport 400L | |
| 1990-2000 | Polaris | Trail Blazer 250 | |
| 1994-1999 | Polaris | Trail Boss 250 | |
| 1988-1993 | Polaris | Trail Boss 250 2x4 | |
| 1987-1993 | Polaris | Trail Boss 250 4X4 | |
| 1987-1988 | Polaris | Trail Boss 250R | |
| 1992-1993 | Polaris | Trail Boss 350L 2x4 | |
| 1992-1993 | Polaris | Trail Boss 350L 4X4 | |
| 1996-1997 | Polaris | Xplorer 400 4X4 | |
| 1998 | Polaris | Xplorer 400L | |
| 1996-1997 | Polaris | Xpress 400L | |