✔ Compatibility: This 4-way trailer wiring harness is compatible with (2019-2023), Prime (2021-2023), for PHEV (2023). ✔ High Quality: , this 4-way trailer wiring harness is made of high-quality materials, waterproof and dustproof, wear- and -, high reliability, good conductivity and long service life. ✔ FUNCTIONALITY: This plug-in 4-flat trailer wiring can be used to connect trailer tail lights, brake lights, and turn signals, adding a variety of towing options to your tow vehicle. ✔ EASY TO INSTALL: This 4-way trailer wiring harness features a plug-and-play design for quick and easy installation on your vehicle. Auto parts name: 4-pin trailer wiring harness Product: 56434 Applicable models: for 2019-2023 Prime Note: Installation guide not included, we strongly recommend you professional installation. Please check as much as possible to make sure the item is what you need. Tips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use Color: As Shown Material: plastic Package Contents: 1 * 4 Way Trailer Wiring Harness set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.