Want to run one of our OBD-II dash mounted mointors or tuners, but need to keep your OBD port to run other accessories? This OBD-II Splitter Cable is the perfect answer! Plug your Edge, DiabloSport, or Superchips device into one end and your other OBD-II device into the other. This high quality splitter ensures proper data transfer speed to keep your devices running as they should.