The Billet Sucker High performance air filter kits feature an exposed air filter with a billet outer cover for great style and performance. Available with a standard red air filter or the new SS stainless steel jacketed air filter. The Big Sucker kits are designed to be used with the stock outer air filter cover or a Arlen Ness custom outer cover. Choose between red or stainless steel jacketed pre-oiled filters. Kits labeled O.E.M. cover will only accept stock air cleaner covers. Kits include backing plate, filter, breather bolts, steel cover and necessary hardware