Adapter - Dual Color Plasma Rods Allows Custom Dynamics Dual Color Plasma Rods to be used and run, turn and brake operation., Installs into main wire harness for easy wire hook up, Compatible with Custom Dynamics? Plug-and-Play Dual Color Plasma Rods part #s 2040-2702, 2040-2703, 2040-2704 and 2040-2705 (sold separately).