Quickly and easily install a 4-way trailer connector on your vehicle with this custom wiring harness. T-One connector plugs directly into existing wiring. Powered ModuLite reduces strain on wiring system.
Trailer 4 Pin T-connector Taillight Converter for Highlander 2020 - 2023
This particular plug-in T-connector harness provides a 4-way flat socket and is designed to fit for 2020 - 2023 Toyota Highlander (factory tow package may be required). It provides a 4-way flat connector to power your trailer tail lights, brake signal lights and turn signals. It comes with all necessary wiring parts to support a reliable trailer wiring connection, as well as a dust cover to keep the connection points clean and well protected when the connector is not in use.
Pre-wired T-connector plugs directly into existing wiring, it will be similar to the OEM highlander parts you found
Includes a tail light converter to ensure that your vehicle's wiring matches that of your trailer
Provides a 4-way flat connection to power your trailer tail lights, brake signal lights and turn signals.
The custom fit wiring harness with 4 pin flat trailer connector will work with both models. If you have the factory tow package, you just use the harness that has the 4 pole connected to it. If you do not have a factory tow package, you will need to use both of the wiring harnesses as your highlander is not set up with a converter box to power the trailer lights.