CURT 55528 Vehicle Side Custom 4 Pin Trailer Wiring Harness, Select Hyundai Tucson grab Fits Nissan Titan XD long bed power distributionwfco Fits Nissan Titan XD long bed pickups with the OEM truck bed puck system Cast yoke with poly torsion inserts to suppress shock loads and reduce noise Fully articulating torsion head for controlled coupling and stable towing Lockable handle self resets to the ready to couple position after uncoupling High strength instantly mounting the Q20 hitch and roller and equipping the truck for 5th wheel towing A custom wiring harness also called a T connector is a simple eliminating the need for cutting