2018 Toyota Camry Curt T-Connector Vehicle Wiring Harness 2018 Toyota Camry - Curt T-Connector Vehicle Wiring Harness with 4-Pole Flat Trailer Connector. Quickly and easily install a 4-way trailer connector on your Toyota Camry with this custom harness. T-connector plugs directly into existing wiring. Powered converter reduces strain on wiring system and is made using SMT to ensure superior performance.4.7/5(148)Category: Custom Fit Vehicle Wiring 2018 Toyota Camry Hitch Wiring | Harnesses, Adapters Get your 2018 Toyota Camry outfitted to electrically connect to any trailer. Towing is simplified with our selection of harnesses, adapters, and connectors.