K&N RX-4750 Universal X-Stream Clamp-On Air Filter: Oval Straight; 3 in (76 mm) Flange ID; 6.5 in (165 mm) Height; 8 in x 6 in (203 mm x 152 mm) Base; 5 in x 5 in (127 mm x 127 mm) Top Pleated filter built in top Washable and reusable Low restriction Clamp-on design