Shop for your Boss TGS300, TGS600, and TGS1100 tailgate salt spreaders and more specifically the slide-in and RT3 attachment wiring parts from SnowplowsPlus. Parts that make up the Slide-In attachment wiring are parts such as the controller with blast function, power and ground wires, weather plugs and our revolutionary wireless remote control kits made to replace your existing wired controller and wiring with our wireless controllers which are easy to install and provide power by plugging the spreader into your existing 7 prong on the back of your truck.