K&N RE-0820 Universal Clamp-On Air Filter: Round Tapered; 3 in (76 mm) Flange ID; 14 in (356 mm) Height; 6 in (152 mm) Base; 4.625 in (117 mm) Top Designed to increase horsepower and acceleration Hundreds of sizes and shapes for most applications High air flow with excellent filtration Clamp-on washable and reusable air filter Pliable flanges absorb vibration and can be stretched up to 1/16 In. to fit in-between sizes