K&N RU-1760 Universal Clamp-On Air Filter

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

K&N RU-3190 Round Straight Rubber Universal Clamp-On Air Filter

K&N RU-0800 Universal Clamp-On Round Straight Cotton w/ Rubber Top 4" Air Filter

K&N Round Tapered Universal Clamp-On Air Filter Cotton Gauze Rubber RU-1041 Used

K&N RU-1760 Round Straight Rubber Universal Clamp-On Air Filter

K&N RU-3190 Round Straight Rubber Universal Clamp-On Air Filter