K&N RF-1038 Universal Clamp-On Air Filter: Oval Straight; 3.5 in (89 mm) Flange ID; 6 in (152 mm) Height; 12 in x 6 in (305 mm x 152 mm) Base; 9.938 in x 3.938 in (252 mm x 100 mm) Top Attractive carbon fiber top Low restriction Washable and reusable Clamp-on design