ARLEN NESS Big Sucker with Cover Black Twin Cam 18-820

Features a one-piece aluminum backing plate/carb support bracket with patented hidden breather technology and radius air inlet, Breather passages exit at the mouth of the carburetor/throttle body, creating a virtually closed-loop system, Kit includes a 20% larger high-performance filter and steel outer cover, Eliminates the need for banjo fittings, hoses and filter, All necessary hardware and instructions are included, Includes Standard pre-oiled filters, Made in the U.S.A.