Airaid 701-445 Universal Clamp-On Air Filter: Round Tapered; 4.5 in (114 mm) Flange ID; 7.5 in (191 mm) Height; 8 in (203 mm) Base; 5 in (127 mm) Top Superior filtration Increases performance and mileage Washable and reusable Hand-built using the finest materials Lifetime no hassle warranty