Semi-Truck Electric Wire, Cable & Acc Universal
Upgrade your rig with our universal electric wires, cables, and accessories designed for semi-trucks. These essentials keep your truck's electrical systems running smoothly, from headlights to power cords. Our products are built tough to handle the daily grind and rough conditions on the road. You'll find easy-to-install wiring that fits various models, making maintenance a breeze. Whether you’re swapping out a connector or replacing a harness, trust our reliable collection to get the job done right, keeping you on the road with confidence
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Replacement 4-Way Flat Socket Plugs For USCAR Connection
CURT MANUFACTURING
$48.99Plug-And-Play 4-Way Flat Socket Plugs Into USCAR Connection * High Quality Socket Plugs* Plugs Into USCAR Connection To Add 4-Way Flat And Retain Use Of Existing Socket * Simple Plug-And-Play Design Eliminates The Need For Cutting Or Splicing * 4-Way...$48.99 -
4-Way Flat Connector Tester W/ LED Lights
CURT MANUFACTURING
$5.694-Way Flat Connector Tester * High Quality Connector Tester* Made Of Plastic* Confirms Proper Function Of Vehicle-Side Wiring Connector * Tests 4-Way Flat Connection For Tail Lights, Brake Lights And Turn Signals * Constructed With LED Lights For...$5.69 -
4-Way Flat Connector Plug, Socket W/ 12 Inch Wires
CURT MANUFACTURING
$10.59Flat 4 Way Connector Plug & Socket * High Quality COnnector Plug And Socket * Splices Into Existing Wiring To Provide COnnectiOns For Both Vehicle And Trailer * 4-Way Flat Output COnnects Tail Lights, Brake Lights And Turn Signals * COnstructed With...$10.59 -
5-Way Flat Connector Plug, Socket W/ 72 Inch Wires
CURT MANUFACTURING
$18.3972 Inch 5-Way Flat Vehicle End and Trailer End Connector Plug and Socket * High Quality Connector Plug And Socket* Splices Into Existing Wiring To Provide Connections For Both Vehicle And Trailer * Looped Wire Can Also Be Used As A Wire Extension For An...$18.39 -
2-Way Flat Connector Plug, Socket W/ 12 Inch Wires
CURT MANUFACTURING
$5.792 Pin Flat Wiring Harness W/ 12-Inch Wires * High Quality Connector Plug And Socket* Splices Into Existing Wiring To Supply Power To An Electrical Accessory * Looped Wire Can Also Be Used As A Wire Extension For An Existing Connector * Constructed With...$5.79 -
4-Way Flat Connector Plug, Socket W/ 12 Inch Wires - Packaged
CURT MANUFACTURING
$8.69Custom Tow Bar Base Plate & Socket W/ 12 Inch Wires Pack * High Quality Connector Plug And Socket* Splices Into Existing Wiring To Provide Connections For Both Vehicle And Trailer * Looped Wire Can Also Be Used As A Wire Extension For An Existing...$8.69 -
4-Way, 7-Way Dual-Output Trailer Wire Connector W/ Backup Alarm Plugs
CURT MANUFACTURING
$48.99Dual Output 7 & 4-Way Connector W/ Backup Alarm * High Quality 7 And 4-Way Connector* Plugs Into USCAR Socket To Provide 4-Way And 7-Way Trailer Wiring Connectors * Replaces The Factory-Equipped 7-Way Socket * Integrated Backup Alarm Sounds When Vehicle...$48.99 -
4-Way Flat Connector Plug, Socket W/ 12 Inch, 48 Inch Wires
CURT MANUFACTURING
$13.194 Way Flat Connector Plug & Socket w/ 12 In & 48 Inch Wires * High Quality 4-Way Flat Connector Plug And Socket* Splices Into Existing Wiring To Provide Connections For Both Vehicle And Trailer * 4-Way Flat Output Connects Tail Lights, Brake Lights And...$13.19 -
Vehicle-Side Molded Rubber 4-Way Flat Connector Dust Cover
CURT MANUFACTURING
$2.994-Way Flat Connector Dust Cover * High Quality COnnector Dust Cover* Protects COnnector From Water, Dust And Road Grime When Not In Use * Helps Prevent Internal CorrosiOn For A LOng Operating Life * Fits Virtually Any 4-Way Flat COnnector Socket *...$2.99 -
4-Way Flat Connector Plug And Socket W/ 72 Inch Wires
CURT MANUFACTURING
$10.094-Way Flat Connector Plug And Socket * High Quality 4-Way Flat Connector Plug And Socket* Splices Into Existing Wiring To Provide Connections For Both Vehicle And Trailer * Looped Wire Can Also Be Used As A Wire Extension For An Existing Connector *...$10.09 -
Trailer Brake Controller Wiring Kit For Tow Vehicles Compativle W/ 2, 4, 6 Or 8 Brake Systems
CURT MANUFACTURING
$63.99Trailer Brake Controller Wiring Kit Compatible W/ 1 To 4 Axles * High Quality Trailer Brake Controller Wiring Kit* For Tow Vehicles Not Equipped With Factory Tow Package Wiring * Compatible With 2, 4, 6 Or 8-Brake Systems (1-4 Axles) * Designed For Use...$63.99 -
Universal Trailer Brake Controller Harness W/ Pigtails, 24 Inch 12-G Wires, Slit Loom Sleeve
CURT MANUFACTURING
$23.9924 Inch Trailer Brake Controller Harness W/ 12-G Wire, Pigtails & Slit-Loom Sleeve * High Quality Trailer Brake Controller Harness* Made Of 12 Gauge Wire* Splices Into A Vehicle For A Quick Plug Brake Controller Connection * Compatible With Any Curt...$23.99