Combined wiring system - brake and turn signals are sent along the same wire.
Custom Fit Vehicle Wiring Specs:
Features:
Plugs into your vehicles USCAR port and works with 7-way or 4-way trailers - no adapter needed. Endurance features include a 180-degree lid swing and oversized cover to keep dirt out and hookups easy.
Installation Notes:
Product intended as a factory replacement harness or socket
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