"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.
East Penn
East Penn 4-Conductor Trailer Wire, 14-Gauge Stranded Copper, 1000-Foot Spool
SKU: 19-0951
$1,828.87
Special order
East Penn
East Penn 4-Conductor Trailer Wire, 16 Gauge, 1000 Feet
SKU: 55-9711
$1,312.18
Ships within 2 business days
East Penn
East Penn 4-Conductor Trailer Wire, 16-Gauge Stranded Copper, 100-Foot Coil
SKU: 19-0953
$166.60
Ships within 4 business days
East Penn
East Penn 4-Conductor Trailer Wire, 16-Gauge Stranded Copper, 500-Foot Roll
SKU: 19-0954
$678.12
Ships within 5 business days
East Penn
East Penn Trailer Wire, 4-Conductor, 16 Gauge, 25 Feet
SKU: 55-6806
$70.38
Special order
Hopkins
Hopkins 4-Round Flex-Coil Trailer Adapter with Nite-Glow, 3 Feet
SKU: 69-9126
$119.17
Special order
Hopkins
Hopkins 4-Round to 4-Flat Trailer Wiring Adapter, Black
SKU: 19-1014
$27.37
Special order
Hopkins
Hopkins 6-Pin Flex-Coil Trailer Adapter with Nite-Glow, 3 Feet
SKU: 69-9127
$153.95
Special order
Hopkins
Hopkins 7-Blade to 5-Flat Marine Adapter, Black
SKU: 69-9134
$31.18
Special order
Hopkins
Hopkins 7-Blade to 6-Pin Trailer Adapter, Black
SKU: 69-9136
$40.77
Special order
Hopkins
Hopkins 7-Blade to 7-Pin Round Trailer Adapter
SKU: 19-2363
$80.12
Special order
Hopkins
Hopkins 7-Pin to 4-Flat Trailer Wiring Adapter, Black
SKU: 19-1022
$23.02
Special order