Arlen Ness Stage I Big Sucker Air Filter Kits for 1993-99 Harley EVO - No Cover - 18-500 2020 Husqvarna TC125 1994 Yamaha J50S Aprio R

1994 Yamaha J50S Aprio R

2003 Polaris Scrambler 500

2016 Arctic-Cat ZR 9000 Sno Pro w/137" Track

Fitments 2020 Yamaha YFZ450R

1977 Harley-Davidson Sportster - XLCH 1000

Arlen Ness Stage I Big Sucker Air Filter Kits for 1993-99 Harley EVO - No Cover - 18-500 2020 Husqvarna TC125 1994 Yamaha J50S Aprio RArlen Ness Stage I Big Sucker Air Filter Kit 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 heads and exits at the mouth of the injector carb to provide efficient engine