2018 Goldwing Accessory Sub-Harnesses2018 Goldwing Accessory Sub Harnesses The 2018 Goldwing Accessory Sub Harnesses by Show Chrome allow you to seamlessly tap into your factory wiring harness without the need for splicing. These harnesses provide easy access to the running light, brake light, left turn signal, and right turn signal circuits, making them essential for adding electrical accessories to your bike. These sub harnesses are the same ones included with the 52 942 Electronic