K&N RU-3250 Universal Clamp-On Air Filter

K&N HighFlow Original Lifetime Universal ClampOn Air Filter Performance, Prem...

K&N RU-4700 Universal Clamp-On Air Filter

K&N RU-3870 Universal Clamp-On Air Filter

K&N RU-4550 Universal Clamp-On Air Filter

K&N Universal Clamp-On Washable Air Filter RU-1014 6"Flange ID 7.5"Base OD 6.5"H

K&N RU-1014 Universal Clamp-On 6.5" Round Tapered Cotton Gauze Air Filter

K&N RU-1014 Clamp-On Air Filter | 7.5in Large End Round Tapered Red, 8in H