Four Filters. BRAND NEW - 39MM Air Filter This filter fits most Scooters/Mopeds, ATVs, Go-Karts, Dirt Bikes, and Motorcycles!!! To make sure this piece will fit your vehicle, measure the outside diameter of your carb where your current air cleaner is!!! Specs Inside Diameter: 39MM Overall Height: 3.5" Outside Diameter at Top: 2" Outside Diameter at Widest Point: 3" Adds Horsepower Universal Cone Filter and Clamp.
Catalog Number: FLTR-0001-[x4]-U1