Twin Air Backfire Replacement Air Filter for Powerflow Kit (154213FR)
- 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 |
| 2010 | KTM | 250 SX | |
| 2007-2009 | KTM | 250 SXF | |
| 2010 | KTM | 250 XC | |
| 2008-2009 | KTM | 250 XC-F | |
| 2008-2010 | KTM | 250 XCF-W | |
| 2010-2011 | KTM | 250 XC-W | |
| 2009-2010 | KTM | 400 XC-W | |
| 2008-2009 | KTM | 450 SMR | |
| 2007-2010 | KTM | 450 SXF | |
| 2008-2009 | KTM | 450 XC-F | |
| 2011 | KTM | 450 XC-W | |
| 2009-2010 | KTM | 450SX | |
| 2008-2010 | KTM | 450XC | |
| 2008-2009 | KTM | 505 XC-F | |
| 2009-2010 | KTM | 505SX | |
| 2008-2010 | KTM | 525XC | |
| 2008-2011 | KTM | 530 XC-W | |
| 2008 | KTM | 560 SMR | |