Hidden breathers are O-ringed at the heads and exit out the mouth of the throttle body to provide efficient engine breathing, eliminating the need for any external hoses or hardware. Filter features a built-in inverted top to pull in air not only from all sides of the filter but also from the front, which results in more performance-gaining airflow.
Each filter is constructed from synthetic material that is water-resistant, which in most cases eliminates the need for a rain sock. Filters are re-usable and do not require oil, just rinse and re-use.Kits include Arlen Ness forged billet covers. The item "Arlen Ness Black Deep Cut Monster Sucker Kit & Cover 2017-19 Harley M-Eight" is in sale since Thursday, March 28, 2019. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Air Intake & Fuel Delivery\Air Filters". The seller is "getlowered" and is located in Warminster, Pennsylvania. This item can be shipped worldwide.