Arlen Ness Big Sucker Air Filters Aluminium for Harley-Davidson Big Twin 93-99. The description of this item has been automatically translated. We offer a Big Sucker Air Filter Stage 1 by Arlen Ness for the following Harley-Davidson models. 93-99 Evo Big Twin with CV carburetor. One of the best air filters for Big Twins and Sporters comes from Top Customizer Arlen Ness. It is assembled under the series cover and has an exceptionally well-thought-out filter base plate made of aluminum casting with integrated carburetor support and tapping channels to the cylinder heads. Each of these channels occurs directly on the air input side of the carburetor, which means that the tired fumbling with hoses and connections is completely eliminated. The air filter fits under OEM air filter lid with a single central screw or custom air filter cover with a central screw with an inner diameter of at least 6-1/4 (159 mm). The Big Sucker T Stage I Performance inlet ensures additional performance and torque. We have many other items from the noble brand Arlen Ness which you can all order online in our shop. Made in the USA! We have many other items from the noble brand Arlen Ness which you can all o.