The RFX Pre-Oiled Air Filter is manufactured by Multi Air for dependable filtration and precise fitment on select KTM motorcycles. Featuring a breathable twin-layer foam design, this replacement filter helps protect the engine from dirt and debris while supporting consistent airflow for recreational riding, racing, and general maintenance.
The filter is supplied pre-oiled for convenient installation and uses nonflammable foam on compatible four-stroke models. Multi Air brings more than 30 years of air-filtration experience to the RFX range, providing a practical replacement solution for riders who need reliable engine protection and a correctly fitting air filter.
Fitment includes 2007–2010 KTM 250 SX models, 2007–2010 KTM 250 SX-F models, and 2008–2009 KTM 450 EXC-R four-stroke models. Verify the motorcycle year and model before ordering. Brand: RFX. Manufacturer: Multi Air. Manufacturer part number: FXAF 50005 55PO. Vendor part number: 739-0085.
Features:
- Twin-layer foam construction supports efficient filtration and airflow.
- Pre-oiled design is ready for installation and service.
- Nonflammable foam is used for compatible four-stroke applications.
- Precision fitment for select KTM 250 SX, 250 SX-F, and 450 EXC-R models.
- Manufactured by Multi Air for the RFX range.
Fitment:
2007 KTM 125 SX
2007 KTM 250 SX
2007 KTM 250 SX-F
2007 KTM 450 SX-F
2008 KTM 125 Exc
2008 KTM 125 SX
2008 KTM 200 Exc
2008 KTM 250 EXC
2008 KTM 250 SX
2008 KTM 250 SX-F
2008 KTM 300 EXC
2008 KTM 450 EXC-R 4-Stroke
2008 KTM 450 SX-F
2008 KTM 505 Sx-F
2009 KTM 125 Exc
2009 KTM 125 SX
2009 KTM 150 SX
2009 KTM 200 Exc
2009 KTM 250 SX
2009 KTM 250 SX-F
2009 KTM 450 EXC-R 4-Stroke
2009 KTM 450 SX-F
2009 KTM 530 EXC-R 4-Stroke
2010 KTM 125 SX
2010 KTM 150 SX
2010 KTM 200 Exc
2010 KTM 250 SX
2010 KTM 250 SX-F
2010 KTM 450 EXC-R 4-Stroke
2010 KTM 450 SX-F
2010 KTM 530 EXC-R 4-Stroke
2011 KTM 200 Exc
2011 KTM 450 EXC-R 4-Stroke
2011 KTM 530 EXC-R 4-Stroke