Arlen Ness Deep Cut Monster Sucker Chrome Air Cleaner (81-032) The ultimate combination of performance and design for your V-Twin engine• Each handmade air filter is made in the USA and features an inverted pleated top with pleated sides to maximize airflow• Pre-oiled black filter element is encapsulated in a stainless steel jacket for the ultimate in style and durability• Forged air filter housings feature built in velocity stacks that scream performance and enhance looks• Forged billet backing plate features Arlen Ness proven radius inlet, hidden breather hardware• All mounting hardware and gaskets are included