Kuryakyn Plus 1 Trailer Wiring Harness & Relay Kit

Safely and effectively apply the load from your trailer lighting the the battery, not the rest of the motorcycle's electrical system.

• 4-wire Plus 1 kit provides standard 5-wire output (run, brake, left turn, right turn, ground), or standard 4-wire output (run, left turn/brake, right turn/brake, ground)
  • 4-wire Plus 1 configuration's bonus wire can be connected as needed to provide fused 12V power to the trailer for compartment lights, or keyless entry systems that are wired independently of the trailer's essential lighting
• Eliminates overloading stock lighting or accessory circuits
• Relay harness utilizes the inputs from the motorcycle to direct power from the battery to the appropriate trailer lighting circuit