"Wiring Harnesses & Adapters"
Connect your towed vehicle to your RV with reliable wiring harnesses and adapters from trusted names like Blue Ox, Demco, and Valterra. Our selection includes brake control systems, towing connectors, and installation hardware to ensure safe, code-compliant connections.
Valterra
Valterra 4-Flat Trailer Wiring Harness, 1-Foot, Black
SKU: 19-4250
$7.28
Special order
Valterra
Valterra 4-Flat Trailer Wiring Harness, 3-Foot, Black
SKU: 19-4252
$11.80
Ships within 6 business days
Valterra
Valterra 4-Way Flat to 7-Way Round Trailer Adapter, Black
SKU: 19-1809
$47.22
Ships within 2 business days
Valterra
Valterra 7-Blade to 4-Flat Trailer Wiring Adapter, Black
SKU: 19-4242
$16.18
Ships within 2 business days
Valterra
Valterra 7-Blade to 5-Flat Trailer Wiring Adapter
SKU: 19-4245
$22.15
Ships within 6 business days
Valterra
Valterra 7-Pin to 4-Flat Trailer Wiring Adapter, Black
SKU: 19-4232
$51.38
Ships within 4 business days
Valterra
Valterra 7-Way Trailer Wiring Harness, Vehicle End, Black
SKU: 19-1806
$240.38
Ships within 2 business days