CURT 56340 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Select Buick LaCrosse SEALS Rated for 5

Rated for 5

beyond class 4 and beyond anything the standards dictate

and it comes with all the hardware necessary for the installation

2500 or 3500 trucks (see application info to verify fitment)

CURT 56340 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Select Buick LaCrosse SEALS Rated for 5If 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 connection. This is done using two or more vehicle specific, OEM compatible connectors to plug into the taillight assembly, eliminating the need for