CURT Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Chevrolet, GMC C/K Suburban, Blazer, Tahoe, Yukon, Cadillac Escalade Model 55319 51 Gallon Heavy Duty designs on all

Heavy Duty designs on all storage boxes for longer life

2 bars evenly distributed

This box also features a three-compartment tray for additional tool storage

Space-saving design provides more room in the truck bed for cargo

nozzle holder

CURT Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Chevrolet, GMC C/K Suburban, Blazer, Tahoe, Yukon, Cadillac Escalade Model 55319 51 Gallon Heavy Duty designs on allCURT Vehicle Side Custom 4 Pin Trailer Wiring Harness, Fits Select Chevrolet, GMC C K Suburban, Blazer, Tahoe, Yukon, Cadillac Escalade Model 55319 If your vehicle is not equipped with wiring for towing a trailer, CURT custom wiring is the ideal solution. A custom wiring harness also called a T connector is a simple, plug and play electrical device that plugs into your automotive electric system and provides a standard, universal trailer wiring