The M09340RP-DC is dual color, dual function, Red Clearance/Marker and Purple Auxiliary Light.  It utilizes 3 wires that allows the installer to connect the “Aux Light” to a dedicated circuit to change the Clearance Marker to the secondary color when parked at the truck stop or at the truck show.  This light includes the M50112 stainless steel bezel, features a polycarbonate lens, and is backed by a 5-year warranty.