Wiring Tail Lights - Help!! Wiring new tail light on Dyna Fat Glide - Harley Davidson Forums - Working tail lights on your trailer are absolutely essential any time you tow, and a taillight they are designed to splice directly into the taillight wiring, rather than plugging into an existing socket.

Wiring Tail Lights - Help!! Wiring new tail light on Dyna Fat Glide - Harl…