Arlen Ness Stage I Big Sucker Air Filter Kits for 1988-up Harley Sportsters - OEM Cover - 18-825 2004 Arctic-Cat Mountain Cat 900 with 151in Track Heat resistant

Heat resistant

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Arlen Ness Stage I Big Sucker Air Filter Kits for 1988-up Harley Sportsters - OEM Cover - 18-825 2004 Arctic-Cat Mountain Cat 900 with 151in Track Heat resistantArlen Ness Stage I Big Sucker Air Filter Kit Part Number: 18 825 Cover Style: OEM Cover Back Plate: Aluminum Filter: Standard Red Engineered and proven to give your engine maximum airflow for more horsepower & torque The Big Sucker kits are designed to be used with the stock outer air filter cover or an Arlen Ness custom outer cover One piece aluminum backing plate features patented hidden breather technology Each hidden breather is O ringed at the