Arlen Ness Method Oval Air Cleaner Kit For Harley The Arlen Ness Method Oval Air Cleaner Kit combines advanced airflow technology with an open-face filter design, dramatically enhancing performance. It features a high-flow, pre-oiled black performance air filter, encapsulated by a polycarbonate window and a pleated design around the perimeter, allowing it to capture air from every direction. This not only elevates performance but does so with a distinctive style that stands out visually. Features: Available in multiple finish options Low profile design for ample legroom Air filter is washable and reusable Radius design backing plate engineered for horsepower and torque through unobstructed airflow Kit Includes: backing plate assembly, air filter, outer cover assembly, all necessary hardware