Dick's Auto Parts » 3.750 in.

Description: The K/N PreCharger filter wrap is specially designed to extend the service interval of a K/N air filter when used in very dusty conditions. They are made from durable polyester material containing a uniform weave.

Description: K/N s replacement High-Flow Air Filters are designed to increase horsepower while providing exceptional engine protection and are covered by K/N s No-Hassle Lifetime Limited Warranty.

Description: Regardless of the angle or offset diameter of an air intake there is probably a K/N Universal air filter for your equipment. K/N universal air filters are washable and reusable.