Airaid 723-478 Universal Clamp-On Air Filter: Unique; 4 in (102 mm) Flange ID; 7.5 in (191 mm) Height; 10.813 in (275 mm) Base; 7.938 in (202 mm) Top Premium Air Filter Multi-Layer Construction Made In The USA Washable And Reusable Lifetime No Hassle Warranty