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
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Towing
BMW X4 Trailer Hitch
BMW X4 Trailer Wiring
BMW X4 Brake Controller
Cargo Control
BMW X4 Roof Rack
BMW X4 Trunk Bike Rack
Performance Accessories
BMW X4 Air Filter
BMW X4 Performance Chip Tuners
BMW X4 Vehicle Lights
BMW X4 Tire Chains
BMW X4 Fluid Filters
BMW X4 Salt Spreader
BMW X4 Cabin Air Filter
BMW X4 Lift Assist
Vehicle Trim
BMW X4 Floor Mats
BMW X4 Vehicle Covers
BMW X4 Side Window Vents
BMW X4 Vehicle Tent
BMW X4 Vehicle Seat Covers
BMW X4 Windshield Wiper Blades
BMW X4 Windshield Covers
BMW X4 Vehicle Air Mattress