Compatible Models: Fit for 2017-2023 Tesla Model 3, 2020-2023 Tesla Model Y.
Effective Function: This plug-in 4-flat trailer wiring can be used to connect trailer tail lights, brake signal lights and turn signals,adding versatile towing options for your vehicle.
Easy installation and operation: No need to cut or splice factory wires. Plug and play wiring harness, with pre wired connectors directly inserted into the existing wiring of the car, located behind the tail lights.
High-quality Materials: High standard manufacturing technology and high-quality production materials make the structure of the 4-pin trailer harness beautiful, and the wiring and high-quality tinned copper terminals have good corrosion resistance and conductivity. Stable performance, fast response, and long service life.