Each Twin Air filter is pre-oiled with Twin Air biodegradable foam filter oil, developed exclusively for Twin Air by Chevron Texaco. Independently tested by the most prestigious engineering lab in Germany and was found to be the superior filter oil on the market.
Features:

• Coarse open-pore foam catches airborn dirt, grime and sand


• Fine open-pore inner foam acts as second filter to trap the smallest particles while ensuring maximum air passage


• Adhesive withstands repeated cleaning


• Smaller than stock to increase air space and circulation around filter

Fitment:
KTM 125 SX 2007 to 2009
KTM 200 Xc 2007 to 2009
KTM 200 Xc-W 2007 to 2009
KTM 250 EXC 2008
KTM 250 SX 2007 to 2009
KTM 250 SX-F 2007 to 2009
KTM 250 XC-W 2007 to 2009
KTM 250 XCF-W 2007 to 2009
KTM 300 EXC 2007 to 2008
KTM 300 XC-W 2008 to 2009
KTM 450 EXC-F 2007
KTM 450 EXC-R 4-Stroke 2008 to 2010
KTM 450 SX ATV 2009
KTM 450 SX-F 2007 to 2009
KTM 450 XC ATV 2008 to 2009
KTM 450 XC-F 2007 to 2009
KTM 450 XCF-W 2007 to 2009
KTM 500 EXC-F 2007 to 2009
KTM 505 SX ATV 2009
KTM 505 Sx-F 2008 to 2009
KTM 505 Xc-F 2008 to 2009
KTM 525 EXC 4-Stroke 2007
KTM 525 XC ATV 2008 to 2009
KTM 530 EXC-R 4-Stroke 2008 to 2010
KTM 530 XC-W 4-Stroke 2008 to 2009