Combined wiring system - brake and turn signals are sent along the same wire - but it is recommended to use a powered module to safeguard the vehicle's wiring and get extra power to support the trailer lights.
Custom Fit Vehicle Wiring Specs:
Features:
Great for cars and trailers with either LED or incandescent bulbs, this kit converts your vehicle's lighting system to match your trailer's. It includes a 4-way flat, wire taps, and a power wire that pulls power directly from your battery.
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