K&N RU-3130 Universal Clamp-On 4.625" Base Dia. Round Tapered Cotton Air Filter

K&N for Filter Universal Rubber Filter 3 1/2 inch Flange 4 5/8 inch Base 3 1/2

K&N Filter Universal Rubber Filter 3 1/2 inch Flange 4 5/8 inch Base 3 1/2 inch

K&N High-Flow Original Universal Clamp-On Air Filter High Performance Washable

K&N RU-3130 Universal Clamp-On Air Filter

K&N Engine Air Filter

AEM 21-203D Universal DryFlow Clamp-On Air Filter 3" Inlet, 5.125" Tall

K&N RU-3130 High-Flow Air Filter 3 1/2inch Clamp On - NIB