Fits ’14-later XL1200 models. Requires installation of Performance Cylinder Heads P/N 16500074 or 16500347, or upgrade of Original Equipment heads with Performance Valve Spring Kit P/N 18013-03A. All EFI models require ECM calibration for proper installation. ’17-later models require recalibration with Screamin’ Eagle Pro Street Tuner (sold separately). Labor cost not included. See Dealer for details. Does not fit ’22 California models.