65700025 Threaded adaptors allow you to convert your M18 wideband O2 sensor equipped motorcycle back to the Original Equipment M12 O2 sensors.• Allows you to re-use your factory M12 threaded oxygen ensors after tuning the larger M18 threads found on the wideband oxygen sensors• Set of 2 FITMENT INFORMATIONFits '14-later XL, '16-'17 Dyna FXDLS, '16-later Softail, '14-later Touring and '17-later Trike models. Installation requires exhaust modification to incorporate wide-band oxygen sensors. Some models require Oxygen Sensor Harness Extension. For model specific installation requirements see Installation Instructions on H-D.com/shop. All models require ECM calibration with Screamin' Eagle Pro Street Tuner or dealership installed Screamin' Eagle calibration for proper installation. 50-State U.S. EPA Compliant. Pending approval in California.These Screamin' Eagle products are 50-State U.S. EPA compliant for sale and use on all applicable vehicles, including those that are pollution controlled. See Genuine Motor Parts and Accessories or Screamin' Eagle Accessories catalog for fitment information. Screamin' Eagle Performance products are intended for the experienced rider only.
