Wiring tow bars for trailer connections has become more complex in recent times. With the introduction of more complex electrical systems including the Digital CANbus standard, it wasn’t a simple task. Until now. The Ironman 4×4 looms require no cutting or splicing during installation and include comprehensive instructions mapping plug locations. The looms are pre-wired for electric brake controllers with the inclusion of a waterproof plug connector. A 7 pin flat trailer plug is also included.