K&N FILTER RU-3130 High-Performance Air Filter for Optimal Engine Airflow

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

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

K&N RU-3130 Universal Air Filter - High-Flow Tapered Cone - 3.75" Flange - Used

K&N Universal Clamp-On Air Filter

K&N 33-5100 High-Flow Washable Engine Air Filter Lifetime Use

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