Arlen Ness Stage I Big Sucker Air Cleaner for 2008-16 Harley Touring models - 18-512 feed-mpn-CK4521 1985 Harley-Davidson FXST Softail Standard

1985 Harley-Davidson FXST Softail Standard

2014 Harley-Davidson Softail Deluxe CVO - FLSTNSE

12 and 14mm adaptors

Our sleek muffler design also allows for maximum clearance to avoid your exhaust from hitting the rear brake caliper

2011 Yamaha XVS13A VYamahaStar 1300

Arlen Ness Stage I Big Sucker Air Cleaner for 2008-16 Harley Touring models - 18-512 feed-mpn-CK4521 1985 Harley-Davidson FXST Softail StandardArlen Ness Big Sucker Air Filter Kit Engineered and proven to give your engine maximum airflow for more horsepower & torque Each Big Sucker performance filter is handmade in the USA Urethane is added on the top of the filter to supports the shape and reducing cover vibration Smooth radius air inlet engineered to provide maximum airflow directly into the engine One piece aluminum backing plate Includes all necessary hardware and instructions Made in