Outlaw Racing Super Seal Air Filter Made In USA Arctic Cat 400 2x4 FIS, 400 4x4 Auto TBX TRV Plus FIS, 500 4x4 Auto TBX, 500 4x4 Auto TRV FIS, 650 H1 4x4 Auto LE SE TBX TRV Plus LE, 650 V-2 4x4 Auto LE/TS MRP, Prowler 650 H1 Superseal greaseless filters make the chore of servicing airfilters a breeze . Superseal neoprene gasket base seals perfectly even in the most extreme conditions without the hassle of messy grease . Extra wide sealing ring for air tight seal. Constructed with bonded dual layer foam. Used in place of OEM part number 0470-663 (square type)