The Uni Filter clamp-on air filter with a 4.00in inner diameter, 5.75in outer diameter and 7.25in length is a universal clamp-on element intended for larger intake tubes or adapters. It fits systems needing a wider inlet and offers straightforward installation using a hose clamp, serving as a replaceable intake element for custom intakes, carburetors, and retrofits where direct clamp mounting is required.
Uni Filter Clamp-On I.D 4in - O.D 5 3/4in - LG. 7 1/4in Air Filter