High impact polycarbonate and steel construction Wiring system features weatherproof Packard connectors to prevent corrosion problems DRL kit includes a switch and a heavy-duty flasher Use matrix to determine appropriate adapter plug kit, sold separately Not compatible with vehicles using quad headlamp or separate DRL headlamps Unique plug-in adapter design allows installation without cutting or splicing existing wiring Features high/low beam halogen headlamps and integrated park/turn lamps Adapts easily to vehicle equipped with Daytime Running Light (DRL) systems Normal DRL function transferred to snow plow lights Mounts on one 1/2'' - 13 stud