Arlen Ness, Stage II Oval Upgrade air cleaner kit. Black CC

Black anodized with a Contrast Cut machined finish. Used on M8 models equipped with the OEM / Screamin'' Eagle oval ''Ventilator'' backing plate only. This Stage 2 performance air cleaner kit adds it all; performance & styling. does not reduce leg room since the filter height was increased; not the width. The filter cover; spacers & clamps are all CNC machined from billet aluminum and anodized for long lasting beauty. Comes with a high-flow filter with black pre-oiled cotton media; that offers over 50% more filtering area than stock paper air filters and a substantially higher flow rate. Dyno testing showed up to 3HP increase on stock M8; up to 5HP with 124" big bore M8 and more can be expected on bigger engines. Note: Requires oval OEM H-D / Screamin'' Eagle Ventilator backing plate; which is not included. Note: See 708632 for the optional available pre-filter / rain sock for riding in adverse weather conditions.