K&N RE-0910 Universal Clamp-On Air Filter: Round Tapered; 3 in (76 mm) Flange ID; 8 in (203 mm) Height; 5 in (127 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