K&N performance High-Flow Air Filters are engineered to improve engine performance by increasing airflow up to 50%. Unlike disposable paper filters which must be frequently replaced, K&N Air Filters are washable, reusable, and engineered to last for the life of your motorcycle, ATV, or Side-By-Side vehicle. K&N air filters are backed by our famous 10-Year/Million Mile Limited Warranty, and they provide an environmentally friendly way to reduce landfill waste by avoiding disposable filters. Engineered to fit easily into your factory air box, installation can be completed in a matter of minutes! K&N develops and tests each product on the world’s toughest race tracks, so we can bring the highest level of performance for your journey. Join the millions of customers who have saved money and improved performance by upgrading to K&N filtration. Fitment Information: 2007 KTM 105 SX; 2006-2007 KTM 200 XC; 2006-2007 KTM 200 XC-W; 2006-2007 KTM 250 XC; 2007 KTM 250 XC-F; 2006-2007 KTM 250 XC-W; 2006-2007 KTM 250 XCF-W; 2006-2007 KTM 300 XC; 2006-2007 KTM 300 XC-W; 2007 KTM 400 XC-W; 2003-2007 KTM 450 EXC; 2004-2007 KTM 450 SMR; 2007 KTM 450 XC; 2007 KTM 450 XC-W; 2003-2007 KTM 525 EXC; 2006-2007 KTM 525 EXC-G; 2007 KTM 525 XC; 2006-2007 KTM 525 XC-G; 2007 KTM 525 XC-W; 2006-2007 KTM 560 SMR; 2007 KTM 85 SX 17/14; 2007 KTM 85 SX 19/16; 2004-2006 KTM 125 EXC Six Days; 1998-2006 KTM 125 SX; 2001-2006 KTM 125 SXS; 1998-2006 KTM 250 SX; 2005-2006 KTM 250 SX-F; 2001-2006 KTM 250 SXS; 2006 KTM 250 SXS-F; 2000-2006 KTM 400 EXC; 2004-2006 KTM 450 SX; 2003-2006 KTM 450 SXS; 2006 KTM 450 XC-G Racing; 2003-2006 KTM 525 SX; 2001-2006 KTM 540 SXS; 1998-2005 KTM 125 EXC; 1998-2005 KTM 200 EXC; 2004-2005 KTM 250 EXC Racing; 1998-2005 KTM 300 EXC; 2000-2005 KTM 300 MXC; 2003-2005 KTM 450 MXC; 2003-2005 KTM 525 MXC; 2004-2005 KTM 525 SMR; 2003-2004 KTM 200 SX; 2004 KTM 450 SMS; 2004 KTM 450 XC Cross Country; 1998-2003 KTM 200 MXC; 1998-2003 KTM 250 EXC; 2003 KTM 250 EXC 4-Stroke; 2003 KTM 250 EXC-G Racing; 2003 KTM 450 SX-F; 1998-2002 KTM 380 EXC; 1998-2002 KTM 380 SX; 2001-2002 KTM 400 MXC; 2000-2002 KTM 400 SX; 2000-2002 KTM 520 EXC; 2001-2002 KTM 520 MXC; 2000-2002 KTM 520 SX; 2001 KTM 125 EXC 100; 2001 KTM 125 EXC 80; 2000-2001 KTM 125 Supermoto 100; 2000-2001 KTM 125 Supermoto 80; 1998-2001 KTM 250 MXC; 2000-2001 KTM 380 MXC; 2000 KTM 125 EXE 100; 2000 KTM 125 EXE 80; 1998-1999 KTM 125 EGS 6KW; 1998-1999 KTM 200 EGS; 1998-1999 KTM 250 EGS; 1998-1999 KTM 300 EGS; 1998-1999 KTM 300 MXC 12LT; 1998-1999 KTM 380 EGS; 1998-1999 KTM 380 MXC 12LT