Shop Nilight Nilight 4 Pin Trailer Wiring Harness Kit 56349 Vehicle Standard 4 Way Connector Custom for Toyota Tacoma 2016 2017 2018 2019 2020 2021 2022 2023 Simple Fit Tow Hitch Harness in high quality. No cutting or splicing factory wire. Plug and play harness. This trailer wiring harness kit plugs into existing factory wiring on your vehicle and equips it with a standard, rear 4-pin trailer wiring connector for plugging in and towing a trailer.