Fitment: 1-15/16flg, 3b, 2t, 3h - 150cc to 200cc. 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-inch to fit in-between sizes. Country of Origin: United States.