Foam Air Filters:

True Flow air filters are over twelve times thicker than gauze filters giving foam filters superior filtration and overall air flow. Foam filters are made up of tiny interlocking cells that trap and distribute dirt particles throughout the entire volume of the foam giving improved performance and more horsepower. (High Performance Factory Size Replacement Air Filter) Form Filter Feature: Superior Filtration, High Air Flow , Washable and Reusable , Lifetime warranty