Mo-Co-So Universal OBD-II Y-Splitting Cable For use with GPS Tracking Devices Allows for discreet tamper resistant installation of GPS trackers and Vehicle Diagnostic Data Capture devices 2m/6' Female J1962 Lead allows for optimal placement under the dashboard 45cm/18" Lead with OEM J1962 socket is a 100% match for stock socket Heavy duty overmolded connectors Passes all 16 OBD-II circuits through both cables, NO shared ground (the way it should be) on pins 4/5