MAX Custom Lighting kit takes the seperate functions of the corner parking light and the bumper turn signal and makes them work together as one without the use of dual element bulbs and a complex rewire. 100% weather tight sealed electronics for left and right side are included. Simple 4 wire install hooks up to exsisting wires running to the lights without need to run a line to the battery or to the passenger compartment for a switch. Fully automatic operation. 18 inches of wire are provided for each connection. Can be mounted anywhere near the lights with 2 integrated screw holes. Also for use with integration of fender marker lamps.