K&N AIR FILTERS. Ideal for extended use in dirty and dusty off-road riding and provides clean carburetion even at high altitudes. K&N replacement air filters are washable and reusable and provide high air flow with excellent filtration.Additonal Fitment:1999-1999 POLARIS 500 Worker 5002006-2006 POLARIS 500 Sportsman 500 X22002-2002 POLARIS 500 Scrambler 500 2x42010-2010 POLARIS Sportsman 850 XP2006-2006 POLARIS 700 Sportsman 700 Twin2010-2010 POLARIS Sportsman 550 EPs Browning2005-2007 POLARIS 700 Sportsman 700 MV2006-2009 POLARIS 500 Sportsman 500 EFI2010-2010 POLARIS Sportsman 800 EFI2005-2005 POLARIS 700 Sportsman 700 Twin,EFI Built After 1-8-042008-2009 POLARIS 400 Sportsman 400 H.O.2007-2009 POLARIS 500 Sportsman 500 X2, EFI1999-2001 POLARIS 335 Sportsman 3352008-2008 POLARIS 800 Sportsman X2 800 EFI LE2007-2009 POLARIS 800 Sportsman X2 800 EFI2010-2010 POLARIS Sportsman X2 5502004-2005 POLARIS 500 ATP500 H.O.2010-2010 POLARIS Sportsman 800 EFI 6x62000-2000 POLARIS 325 Magnum 325 4x42007-2007 POLARIS 500 Sportsman 500 6x6 MV2001-2005 POLARIS 400 Sportsman 400 4x42005-2005 POLARIS 600 Sportsman 600 Twin2010-2010 POLARIS Sportsman 550 EPs Touring2004-2004 POLARIS 600 Sportsman 600 Twin Built After 10-2-032008-2009 POLARIS 800 Sportsman 800 EFI Touring2010-2010 POLARIS Sportsman 850 Touring EPs1999-2001 POLARIS 455 Diesel 455 2008-2008 POLARIS 700 Sportsman X2 700 EFI2000-2008 POLARIS 500 Sportsman 500 6x61999-1999 POLARIS 335 Worker 3352010-2010 POLARIS Trail Boss 3302002-2003 POLARIS 500 Sportsman 500 H.O. 4x41996-2002 POLARIS 500 Sportsman 5001999-2003 POLARIS 500 Magnum 500 4x42003-2003 POLARIS 600 Sportsman 600 4x42001-2001 POLARIS 400 Sportsman 400 2x42009-2009 POLARIS 550 Sportsman XP 550 EFI w/EPS2004-2004 POLARIS 700 Sportsman 700 Twin,EFI2009-2009 POLARIS 85