UNI Filter 2-Stage Performance Air Filter for 1998-02 Arctic Cat 375-500 - NU-8601ST 2003 Triumph Speed Four 2014 Polaris Pro RMK 800

2014 Polaris Pro RMK 800 w/155" track

2005-19 Arctic Cat M6 600 w/153" Track

2008-10 CanAm Renegade 500 / EFI

has impressive grip on the street

2011 Polaris IQ Shift 550 w/121" track

UNI Filter 2-Stage Performance Air Filter for 1998-02 Arctic Cat 375-500 - NU-8601ST 2003 Triumph Speed Four 2014 Polaris Pro RMK 800Uni Filter Dual Stage Foam Air Filter Traps dirt and dust in 2 layers of foam The large pore, pre filter captures the bigger particles The small pore, inner filter prevents any engine wrecking grit from reaching the cylinder Used by Kawasaki, Yamaha and Suzuki offroad teams For over 50 years, Uni Filter Dirt Bike Foam Air Filters have been unsurpassed in both engine protection and overall performance. And their unique two stage design produces more