Install a 4-way flat on your vehicle with this splice-in harness. Powered converter connects directly to battery to reduce strain on wiring. Potted, SMT construction boosts water and vibration resistance. Works with 2-wire, 3-wire, and PWM systems.

Great for cars and trailers with either LED or incandescent bulbs, this kit converts your vehicle's lighting system to match your trailer's. It includes a 4-way flat, wire taps, and a power wire that pulls power directly from your battery.

Replace your damaged 7-way, RV-style, trailer-end connector with this molded cable. Durable cable covering resists damage. Wiring codes are RV standard.

Replace your damaged 7-way, blade-style, trailer-end connector with this molded cable. Durable cable covering resists damage. Wiring codes are auto-industry standard.

...at the rear of truck 90-Degree-angled connector fits into tight spaces to ease installation Constructed of durable, weather-resistant materials Molded cable jacket deters buildup of water or debris Internal...

This molded, 7-way, RV-style, trailer-end connector lets you replace a damaged wiring harness on your trailer.

4-Way trailer harness connects to your tow vehicle to control trailer light functions. Wishbone-style harness comes with 2 tail light wires split for simple wiring.

Install this splice-in 7-way, RV-style trailer connector on your vehicle with a multiplex or PWM wiring system. ModuLite draws power directly from the battery to avoid overloading your vehicle's circuits. Brake controller wiring harness included.

Built to last, this kit, made with surface-mount technology, converts your vehicle's lighting system to match your trailer's. It includes a 60" 4-way flat harness, wire taps, and a power wire that pulls power directly from your battery.

This molded, 7-way, RV-style, trailer-end connector allows you to connect your trailer to your vehicle. Coiled cord extends to 6' and then contracts conveniently for storage.

This molded, 7-way, RV-style, trailer-end connector allows you to connect your trailer to your vehicle. Insulated cable covering is ideal for cold temperatures. Hardwires to existing wiring.

4-Way trailer harness connects to your tow vehicle to control trailer light functions. Wishbone-style harness comes with 2 tail light wires split for simple wiring.

5-Way trailer harness connects to your tow vehicle to control trailer light functions. Wishbone-style harness comes with 2 tail light wires split for simple wiring. Auxiliary wire signals trailer brakes to disengage when in reverse.

These units completely isolate the tow vehicle from trailer malfunctions. Power is taken directly from the battery for isolation and brighter trailer tail lights.

Built to last, this tail light converter with a 76" 4-way flat harness is made using surface-mount technology. Designed for vehicles that have amber turn signals and incandescent bulbs. Includes wire taps and color-coded wires.

Wire your trailer with this universal, splice-in wiring harness so that you can connect the trailer's wiring to your vehicle's during towing. Wishbone design removes need for a jumper wire between tail lights.

Install a 4-way trailer connector on your vehicle with this wiring harness with tail light converter. Requires splicing into existing vehicle wiring. Works with domestic and import vehicles. Includes wire taps.

Prewired 7-way trailer end sealed connector with 18' of 7-way cable.

The LED test lights on this molded, 7-way, RV-style, trailer-end connector confirm connectivity between your trailer and vehicle for simple troubleshooting. Durable cable covering resists damage.

Replace your damaged OEM 7-way wiring harness and socket with this Tow Ready harness. Splices into your factory tow package wiring with the included butt connectors. 7-Way trailer connector sold separately.