This low-profile oval air cleaner features an exposed filter element and a cast back plate designed to provide maximum air flow to the throttle body. Produces significant performance gains, while the stylish cover is tapered for added leg clearance. Includes low-profile air cleaner cover, high-flow filter element, cast aluminum back plate, diamond-cut Screamin’ Eagle® medallion, Protective Rain Sock and all required installation hardware. All models require ECM calibration with Screamin’ Eagle® Pro Street Tuner for proper installation. Fits’18-’24 Softail®, and’17-’25 Touring (except Center Cooled models) and Trike models. All models require ECM calibration with Screamin’ Eagle Pro Street Tuner or dealership installed Screamin’ Eagle calibration for proper installation. ECE compliant on’17-later CVOT Touring models. Refer to H-D. Com/shop for status.