arlen ness stage 1 big sucker air cleaner custom for harley BS90 Reproduction of a kit offered

Reproduction of a kit offered by Harley in the 1940's and 50's

With its ultra-flexible H-FLEX® tech and a lightweight

Non vented

Kit comes with cable housings in black vinyl

arlen ness stage 1 big sucker air cleaner custom for harley BS90 Reproduction of a kit offeredAluminum backing plate No cover included choose your prefered style of color of the backingplate. Used with a custom round air cleaner cover, minimum ID 6 1 4". Increases Horsepower & Torque Patented Hidden Breather Technology Pre Oiled & Synthetic High Performance Filters One Piece Aluminum Backing Plate Radius Air Inlet for Unobstructed Airflow Note: Choose color of backing plate. For use with custom air cleaner cover, not included.