Universal Air FilterK&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other applications. Regardless of the angle or offset diameter of the air intake, there is probably a K&N Universal air filter for your equipment. 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 Not legal for highway use in states adopting California emission regulations One year limited warranty Specifications Model: Round Model: Angled Flange Inside Diameter: 64 mm Flange Length: 25 mm Height: 152 mm Outside diameter: 89 mm Flange Position: 5° Filter material: Synthetic nonwoven Number: 076179