HomeUni UP-4152ST Clamp-On Dual Layer Pod Air FilterItem Number: UP-4152ST Straight Urethane Flange Inner Diameter: 1.5 inches (38mm) Outer Diameter: 3.5 inches Overall Length: 4.6 inches Made in U.S.A. $19.95PriceMODEL NUMBERSelectQuantityAdd to Cart