Make installing your trailer wiring harness as easy as possible with a custom fit wiring harness. Trailer wiring from Draw-Tite, Curt, Pollak, Tow Ready, Bosal, and Hopkins eliminates or reduces the need to cut and splice wires. It also helps to protect your vehicle's sensitive electronics from mis-wired trailers.
Choose the year of your vehicle to the left to find a custom fit trailer wiring harness.
Wiring Adapter Fitguide
Trailer Wiring Manufacturers
Search For Custom Fit Hummer H3T AccessoriesSelect A Category Below
Towing
Hummer H3T Trailer Wiring
Hummer H3T Brake Controller
Hummer H3T Base Plate for Tow Bar
Hummer H3T Vehicle Tow Bar Brake System
Hummer H3T Vehicle Tow Bar Wiring
Cargo Control
Hummer H3T Roof Rack
Hummer H3T Tool Box
Performance Accessories
Hummer H3T Air Filter
Hummer H3T Suspension Enhancement
Hummer H3T Performance Chip Tuners
Hummer H3T Vehicle Lights
Hummer H3T Tire Chains
Hummer H3T Fluid Filters
Hummer H3T Salt Spreader
Hummer H3T Radiator Fan
Hummer H3T Lift Assist
Vehicle Trim
Hummer H3T Floor Mats
Hummer H3T Tonneau Cover
Hummer H3T Vehicle Covers
Hummer H3T Grille Guard
Hummer H3T Bumpers
Hummer H3T Mud Flaps
Hummer H3T Truck Tailgate Lock
Hummer H3T Vehicle Tent
Hummer H3T Windshield Wiper Blades
Hummer H3T Windshield Covers
Hummer H3T Vehicle Air Mattress