Arlen Ness Clear Tear Sucker Air Cleaner Kit For Harley Optimize your bike's airflow with the Arlen Ness Clear Tear Sucker performance air cleaner. It is CNC machined from forged billet aluminum and features a crystal-clear window that reveals your intake system. The hidden breather design channels through the backing plate and exits it, helping to reduce oil blow-by and improve overall engine efficiency. Features: Anodized in a variety of colors Patented hidden breather system Clear hard coated polycarbonate window Eliminates oil blow-by issues associated with performance intakes Includes patent-pending oil catch integrated into the backing plate oil catch is serviceable Performance filter is handmade from synthetic media wrapped in stainless steel mesh