Fits 08-16 Touring and Trike, 16-17 Softail and Dyna, 14-15 CVO Softail Deluxe, 13-14 CVO Breakout, and 11-12 CVO Convertable models w/ Fly-By-Wire

Big Sucker™ Stage 1 air cleaners are engineered and proven to give your engine maximum airflow for more horsepower & torque. The patented hidden breather backing plate is o-ringed at the heads and exits inside the mouth of the throttle body for a virtually closed loop system, eliminating the need for any external hoses or hardware

Knuckle Stage 1 Air Cleaner Cover

Increases Horsepower & Torque

Patented Hidden Breather Technology

Pre-Oiled & Synthetic High Performance Filters

One-Piece Aluminum Backing Plate

Radius Air Inlet for Unobstructed Airflow