Custom Wiring & T-Connectors

CURT custom wiring provides everything you need to connect your vehicle's electrical system to a trailer. With plug-and-play connectors, a custom wiring harness easily integrates with your vehicle taillights to provide a standard trailer wiring connector, typically in the form of a 4-way flat. This custom wiring harness features a vehicle-specific design to perfectly fit certain years of the Ford Edge Titanium (to verify vehicle compatibility, see the CURT application guide or use the Vehicle Lookup on the CURT website). It uses OEM-compatible connectors to "T" into the vehicle's taillight assembly and provides a standard 4-way flat output to power the taillights, brake lights and turn signals on your trailer. To complete this custom wiring harness, it comes with a rubber dust cover. This cover keeps the connection points clean and well protected when the connector is not in use. Once installed, the connector can also be conveniently mounted on the vehicle's trailer hitch receiver tube, using a CURT Easy-Mount connector bracket. The bracket mounts onto the trailer hitch with no drilling required, and its powder-coated steel construction provides a solid attachment point for plugging in the trailer wiring., CUSTOM WIRING HARNESS, 4-WAY FLAT OUTPUT, SELECT FORD EDGE TITANIUM #56437 - Plugs into vehicle tail light assembly to provide a 4-way flat socket. Simple plug-and-play design eliminates the need for cutting or splicing. 4-way flat output connects tail lights, brake lights and turn signals. Equipped with tail light converter for vehicle-trailer compatibility. Constructed with SMT circuitry for better performance and durability. Dust cover included to keep connector clean when not in use. Backed by a limited one-year warranty. Notes: Vehicle battery connection required. Includes fuse holder, battery connection wiring and other necessary wiring components.

CURT custom wiring provides everything you need to connect your vehicle's electrical system to a trailer. With plug-and-play connectors, a custom wiring harness easily integrates with your vehicle taillights to provide a standard trailer wiring connector, typically in the form of a 4-way flat. This custom wiring harness features a vehicle-specific design to perfectly fit certain years of the Nissan Murano (to verify vehicle compatibility, see the CURT application guide or use the Vehicle Lookup on the CURT website). It uses OEM-compatible connectors to "T" into the vehicle's taillight assembly and provides a standard 4-way flat output to power the taillights, brake lights and turn signals on your trailer. To complete this custom wiring harness, it comes with a rubber dust cover. This cover keeps the connection points clean and well protected when the connector is not in use. Once installed, the connector can also be conveniently mounted on the vehicle's trailer hitch receiver tube, using a CURT Easy-Mount connector bracket. The bracket mounts onto the trailer hitch with no drilling required, and its powder-coated steel construction provides a solid attachment point for plugging in the trailer wiring., CUSTOM WIRING HARNESS, 4-WAY FLAT OUTPUT, SELECT NISSAN MURANO #56267 - Plugs into vehicle tail light assembly to provide a 4-way flat socket. Simple plug-and-play design eliminates the need for cutting or splicing. 4-way flat output connects tail lights, brake lights and turn signals. Equipped with tail light converter for vehicle-trailer compatibility. Constructed with SMT circuitry for better performance and durability. Dust cover included to keep connector clean when not in use. Backed by a limited one-year warranty. Notes: Vehicle battery connection required.

Making memories doesn't start when you reach your destination; it starts at the very first mile of your journey. Wherever your road begins and wherever it takes you, Bring It with the power of CURT. CURT custom wiring provides everything you need to connect your vehicle's electrical system to a trailer. With plug-and-play connectors, a custom wiring harness easily integrates with your vehicle taillights to provide a standard trailer wiring connector, typically in the form of a 4-way flat. This custom wiring harness features a vehicle-specific design to perfectly fit certain years of the Ford F-150 (with backup sensors and without LED taillights; to verify vehicle compatibility, see the CURT application guide or use the Vehicle Lookup on the CURT website). It uses OEM-compatible connectors to "T" into the vehicle's taillight assembly and provides a standard 4-way flat output to power the taillights, brake lights and turn signals on your trailer. To complete this custom wiring harness, it comes with a rubber dust cover. This cover keeps the connection points clean and well protected when the connector is not in use. Once installed, the connector can also be conveniently mounted on the vehicle's trailer hitch receiver tube, using a CURT Easy-Mount connector bracket. The bracket mounts onto the trailer hitch with no drilling required, and its powder-coated steel construction provides a solid attachment point for plugging in the trailer wiring., CUSTOM WIRING HARNESS, 4-WAY FLAT OUTPUT, SELECT FORD F-150 - Plugs into vehicle tail light assembly to provide a 4-way flat socket. Simple plug-and-play design eliminates the need for cutting or splicing. 4-way flat output connects tail lights, brake lights and turn signals. Equipped with tail light converter for vehicle-trailer compatibility. Constructed with SMT circuitry for better performance and durability. Dust cover included to keep connector clean when not in use. Backed by a limited one-year warranty. Notes: Vehicle battery connection required. Includes fuse holder, battery connection wiring and other necessary wiring components.

Making memories doesn't start when you reach your destination; it starts at the very first mile of your journey. Wherever your road begins and wherever it takes you, Bring It with the power of CURT. CURT custom wiring provides everything you need to connect your vehicle's electrical system to a trailer. With plug-and-play connectors, a custom wiring harness easily integrates with your vehicle taillights to provide a standard trailer wiring connector, typically in the form of a 4-way flat. This custom wiring harness features a vehicle-specific design to perfectly fit certain years of the Lincoln Nautilus (to verify vehicle compatibility, see the CURT application guide or use the Vehicle Lookup on the CURT website). It uses OEM-compatible connectors to "T" into the vehicle's taillight assembly and provides a standard 4-way flat output to power the taillights, brake lights and turn signals on your trailer. To complete this custom wiring harness, it comes with a rubber dust cover. This cover keeps the connection points clean and well protected when the connector is not in use. Once installed, the connector can also be conveniently mounted on the vehicle's trailer hitch receiver tube, using a CURT Easy-Mount connector bracket. The bracket mounts onto the trailer hitch with no drilling required, and its powder-coated steel construction provides a solid attachment point for plugging in the trailer wiring., CUSTOM WIRING HARNESS, 4-WAY FLAT OUTPUT, SELECT LINCOLN NAUTILUS. Plugs into vehicle tail light assembly to provide a 4-way flat socket. Simple plug-and-play design eliminates the need for cutting or splicing. 4-way flat output connects tail lights, brake lights and turn signals. Equipped with tail light converter for vehicle-trailer compatibility. Constructed with SMT circuitry for better performance and durability. Dust cover included to keep connector clean when not in use. Backed by a limited one-year warranty. Notes: Vehicle battery connection required. Includes fuse holder, battery connection wiring and other necessary wiring components.

Making memories doesn't start when you reach your destination; it starts at the very first mile of your journey. Wherever your road begins and wherever it takes you, Bring It® with the power of CURT. CURT custom wiring provides everything you need to connect your vehicle's electrical system to a trailer. With plug-and-play connectors, a custom wiring harness easily integrates with your vehicle taillights to provide a standard trailer wiring connector, typically in the form of a 4-way flat. This custom wiring harness features a vehicle-specific design to perfectly fit certain years of the Mazda CX-5 and CX-50 (to verify vehicle compatibility, see the CURT application guide or use the Vehicle Lookup on the CURT website). It uses OEM-compatible connectors to "T" into the vehicle's taillight assembly and provides a standard 4-way flat output to power the taillights, brake lights and turn signals on your trailer. To complete this custom wiring harness, it comes with a rubber dust cover. This cover keeps the connection points clean and well protected when the connector is not in use. Once installed, the connector can also be conveniently mounted on the vehicle's trailer hitch receiver tube, using a CURT Easy-Mount connector bracket. The bracket mounts onto the trailer hitch with no drilling required, and its powder-coated steel construction provides a solid attachment point for plugging in the trailer wiring., CUSTOM WIRING HARNESS, 4-WAY FLAT OUTPUT, SELECT MAZDA CX-5, CX-50 #56487 Plugs into vehicle tail light assembly to provide a 4-way flat socket. Simple plug-and-play design eliminates the need for cutting or splicing. 4-way flat output connects tail lights, brake lights and turn signals. Equipped with tail light converter for vehicle-trailer compatibility. Constructed with SMT circuitry for better performance and durability. Dust cover included to keep connector clean when not in use. Backed by a limited one-year warranty. Notes: Vehicle battery connection required. Includes fuse holder, battery connection wiring and other necessary wiring components.

CURT custom wiring provides everything you need to connect your vehicle's electrical system to a trailer. With plug-and-play connectors, a custom wiring harness easily integrates with your vehicle taillights to provide a standard trailer wiring connector, typically in the form of a 4-way flat. This custom wiring harness features a vehicle-specific design to perfectly fit certain years of the Ford F-150 with LED taillights, backup sensors and onboard scale (to verify vehicle compatibility, see the CURT application guide or use the Vehicle Lookup on the CURT website). It uses OEM-compatible connectors to "T" into the vehicle's taillight assembly and provides a standard 4-way flat output to power the taillights, brake lights and turn signals on your trailer. To complete this custom wiring harness, it comes with a rubber dust cover. This cover keeps the connection points clean and well protected when the connector is not in use. Once installed, the connector can also be conveniently mounted on the vehicle's trailer hitch receiver tube, using a CURT Easy-Mount connector bracket. The bracket mounts onto the trailer hitch with no drilling required, and its powder-coated steel construction provides a solid attachment point for plugging in the trailer wiring., CUSTOM WIRING HARNESS, 4-WAY FLAT OUTPUT, SELECT FORD F-150 WITH LED TAILLIGHTS #56486 Plugs into vehicle tail light assembly to provide a 4-way flat socket. Simple plug-and-play design eliminates the need for cutting or splicing. 4-way flat output connects tail lights, brake lights and turn signals. Equipped with tail light converter for vehicle-trailer compatibility. Constructed with SMT circuitry for better performance and durability. Dust cover included to keep connector clean when not in use. Backed by a limited one-year warranty. Notes: Vehicle battery connection required. Includes fuse holder, battery connection wiring and other necessary wiring components.

Making memories doesn't start when you reach your destination; it starts at the very first mile of your journey. Wherever your road begins and wherever it takes you, Bring It with the power of CURT. CURT custom wiring provides everything you need to connect your vehicle's electrical system to a trailer. With plug-and-play connectors, a custom wiring harness easily integrates with your vehicle taillights to provide a standard trailer wiring connector, typically in the form of a 4-way flat. This custom wiring harness features a vehicle-specific design to perfectly fit certain years of the Mitsubishi Outlander Sport (to verify vehicle compatibility, see the CURT application guide or use the Vehicle Lookup on the CURT website). It uses OEM-compatible connectors to "T" into the vehicle's taillight assembly and provides a standard 4-way flat output to power the taillights, brake lights and turn signals on your trailer. To complete this custom wiring harness, it comes with a rubber dust cover. This cover keeps the connection points clean and well protected when the connector is not in use. Once installed, the connector can also be conveniently mounted on the vehicle's trailer hitch receiver tube, using a CURT Easy-Mount connector bracket. The bracket mounts onto the trailer hitch with no drilling required, and its powder-coated steel construction provides a solid attachment point for plugging in the trailer wiring., CUSTOM WIRING HARNESS, 4-WAY FLAT OUTPUT, MITSUBISHI 20-22 OUTLANDER SPORT. Plugs into vehicle tail light assembly to provide a 4-way flat socket. Simple plug-and-play design eliminates the need for cutting or splicing. 4-way flat output connects tail lights, brake lights and turn signals. Equipped with tail light converter for vehicle-trailer compatibility. Constructed with SMT circuitry for better performance and durability. Dust cover included to keep connector clean when not in use. Backed by a limited one-year warranty. Notes: Vehicle battery connection required. Includes fuse holder, battery connection wiring and other necessary wiring components.

If you're towing your vehicle along for your next RV adventure, Bring It with CURT! CURT towed-vehicle RV harnesses are the ideal solution to connecting your vehicle's electrical system to your RV while dinghy towing. Each RV harness is made for vehicle-specific application, using OEM-compatible plugs to "T" into the vehicle's wiring without any need for cutting or splicing. This particular RV dinghy tow wiring harness is designed for select years of the Ford F-250 Super Duty and F-350 Super Duty with backup sensors (see application info to verify fitment). With a towed-vehicle RV harness installed, hitching up your vehicle behind your RV is fast and easy. Simply plug the provided 4-way flat connector from the front of the vehicle into the RV's 4-way flat socket. The RV harness uses the vehicle's existing tail lights, turn signals and brake lights, eliminating the need to purchase additional lighting. The vehicle's lights are able to operate in conjunction with your RV's lights, signaling other drivers and functioning just like a standard trailer in tow. The simple plug-and-play design of CURT towed-vehicle RV harnesses makes installation a breeze, but these custom harnesses are also built for lasting durability. Each harness features integrated block diodes. These diodes isolate the vehicle's electronics from the RV signals in a way that protects them from overheating and short circuiting. Each CURT towed-vehicle RV harness comes with a 4-way flat extension to reach the RV connector socket, a mounting bracket to help keep the wires ordered and protected on your vehicle and all the necessary hardware for a complete installation., CUSTOM RV WIRING HARNESS, SELECT FORD F-250, F-350 WITH BACKUP SENSORS. Connects a towed vehicle to an RV using a standard 4-way flat trailer plug. Simple plug-and-play design eliminates the need for cutting or splicing. Integrated block diodes isolate sensitive vehicle electronics from RV signals. Uses towed vehicle's existing taillights, brake lights and turn signals. Notes: Includes harness, 4-flat extension, mounting bracket and hardware

CURT custom wiring provides everything you need to connect your vehicle's electrical system to a trailer. With plug-and-play connectors, a custom wiring harness easily integrates with your vehicle taillights to provide a standard trailer wiring connector, typically in the form of a 4-way flat. This custom wiring harness features a vehicle-specific design to perfectly fit certain years of the Ram ProMaster 1500, 2500 and 3500 (to verify vehicle compatibility, see the CURT application guide or use the Vehicle Lookup on the CURT website). It uses OEM-compatible connectors to "T" into the vehicle's taillight assembly and provides a standard 4-way flat output to power the taillights, brake lights and turn signals on your trailer. To complete this custom wiring harness, it comes with a rubber dust cover. This cover keeps the connection points clean and well protected when the connector is not in use. Once installed, the connector can also be conveniently mounted on the vehicle's trailer hitch receiver tube, using a CURT Easy-Mount connector bracket. The bracket mounts onto the trailer hitch with no drilling required, and its powder-coated steel construction provides a solid attachment point for plugging in the trailer wiring., CUSTOM WIRING HARNESS, 4-WAY FLAT OUTPUT, SELECT RAM PROMASTER 1500, 2500, 3500 #56478 Plugs into vehicle tail light assembly to provide a 4-way flat socket. Simple plug-and-play design eliminates the need for cutting or splicing. 4-way flat output connects tail lights, brake lights and turn signals. Equipped with tail light converter for vehicle-trailer compatibility. Constructed with SMT circuitry for better performance and durability. Dust cover included to keep connector clean when not in use. Backed by a limited one-year warranty. Notes: Vehicle battery connection required. Includes fuse holder, battery connection wiring and other necessary wiring components.

These wiring harnesses are designed to put an extra connector socket in the bed of your pickup truck while still retaining power to the rear connector socket mounted on your bumper. This is done by plugging into the back of the existing original equipment (OEM) harness and routing through the body of the truck to a hole in the truck bed, providing a connector that is ready to accommodate your 5th wheel or gooseneck trailer. This CURT extension harness is designed to work with 7-way RV blade connectors and comes in a length of 10'. It is compatible with certain years of the Ford F-150, F-250 Super Duty and F-350 Super Duty For trucks with an aluminum body, galvanic corrosion can become a problem when installing vehicle-to-trailer wiring without the appropriate protection. This kit includes isolators that allow you to install the wiring harness extension in an aluminum truck bed without having to worry about ruining the truck's finish. It includes four bolts for secure mounting and four plastic well nuts to isolate the fasteners from all aluminum surfaces., 10' CUSTOM WIRING EXTENSION HARNESS (ADDS 7-WAY RV BLADE TO TRUCK BED, PACKAGED) #57010 Routes a 7-way RV blade socket into truck bed while retaining use of rear socket. Simple plug-and-play design eliminates the need for cutting or splicing. Allows for easy connection of 5th wheel or gooseneck wiring. 7-way connects tail, brake, reverse, turn signals, brakes and auxiliary power. 10' extension with right-angle plug for easy installation. Neoprene well nuts isolate steel bolts from aluminum surfaces. Spring-loaded dust cover keeps connector clean when not in use. Slit loom keeps wires contained and well protected. Notes: Requires 2-1/8" hole saw for installation. Includes bolt isolator kit for aluminum truck beds #57007.

Most vehicles do not come ready to tow. Unless your vehicle has a towing package, it is probably not equipped with a trailer wiring connector. This is where CURT's custom wiring harnesses come into play. Custom wiring harnesses plug into your vehicle's electrical system using original equipment (OEM) connectors. Our custom wiring harnesses use two or more OEM connectors to plug in at the taillight assembly and provide a standard trailer socket to allow a trailer to be plugged into your vehicle's power system. This harness provides a 5-way flat connector socket and comes with a circuit-protected converter. It is designed to be a custom wiring harness for certain years of the Toyota T-100 pickup or Toyota Tacoma (including X-Runner and Pre-Runner) CURT custom wiring harnesses are long-lasting and quick to install. They come with dust covers to keep your connector clean when not in use and feature a one-year limited warranty to give you peace of mind., CUSTOM WIRING, 5-WAY FLAT OUTPUT, SELECT TOYOTA TACOMA, HILUX, T-100 PICKUP #56513 Plugs into vehicle tail light assembly to provide a 5-way flat socket. Simple plug-and-play design eliminates the need for cutting or splicing. 5-way flat connects tail lights, brake lights, turn signals and reverse lights. Equipped with tail light converter for vehicle-trailer compatibility. Constructed with SMT circuitry for better performance and durability. Dust cover included to keep connector clean when not in use. Backed by a limited one-year warranty. Notes: Ideal for trailers with surge brakes, common with boat trailers.

CURT custom wiring provides everything you need to connect your vehicle's electrical system to a trailer. With plug-and-play connectors, a custom wiring harness easily integrates with your vehicle taillights to provide a standard trailer wiring connector, typically in the form of a 4-way flat. This custom wiring harness features a vehicle-specific design to perfectly fit certain years of the Jeep Grand Cherokee and Jeep Grand Cherokee L. It uses OEM-compatible connectors to "T" into the vehicle's taillight assembly and provides a standard 4-way flat output to power the taillights, brake lights and turn signals on your trailer. To complete this custom wiring harness, it comes with a rubber dust cover. This cover keeps the connection points clean and well protected when the connector is not in use. Once installed, the connector can also be conveniently mounted on the vehicle's trailer hitch receiver tube, using a CURT Easy-Mount connector bracket. The bracket mounts onto the trailer hitch with no drilling required, and its powder-coated steel construction provides a solid attachment point for plugging in the trailer wiring., CUSTOM WIRING HARNESS, 4-WAY FLAT OUTPUT, SELECT JEEP GRAND CHEROKEE, L #56473 Plugs into vehicle tail light assembly to provide a 4-way flat socket. Simple plug-and-play design eliminates the need for cutting or splicing. 4-way flat output connects tail lights, brake lights and turn signals. Equipped with tail light converter for vehicle-trailer compatibility. Constructed with SMT circuitry for better performance and durability. Dust cover included to keep connector clean when not in use. Backed by a limited one-year warranty. Notes: Vehicle battery connection required. Includes fuse holder, battery connection wiring and other necessary wiring components.