- Filters are pre-oiled with Twin Air BIO Foam Filter Oil
- The ultimate consistency in pore coverage using state-of-the-art filter oiling machines
- Same industry-leading Twin Air Filter, now pre-oiled for your convenience
- Include a resealable bag for added convenience
- 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 |
| 1999-2008 | Honda | Sportrax 400 TRX400EX 2x4 | |
| 2009 | Honda | TRX400X 2x4 | |
| 2012-2014 | Honda | TRX400X 2x4 | |