aFe 24-91021 Universal Clamp On Air Filter Improves airflow for better performance and acceleration. Pre-oiled, washable/reuseable air filter for long service life with life-time warranty Pro-5 R Five-Layer Progressively finer mesh cotton media for high airflow with high filtration efficiency. Tall, Rounded, evenly-spaced pleats for maximum dust holding capacity Constructed with 100% pliable polyurethane for great seal without use of foam gaskets or sealing grease Dimensions: 5-1/2 F x 7 B x 5-1/2 T (Inv) x 6 H in (IM)