MasTrack - OBD 2 Extension Splitter Y-Cable 6 Pin Male & Female to 16 Pin Adapter| for Trucks & Cars Connect to Scan Tools, Diagnostic Reader, GPS Tracker

The Y ELD cable ensures you never need to unplug the device. Three ends replace your existing round port with a working port allowing you to keep the ELD device plugged in at all times. This is the J1