the actual kit is like $200-300 and you get either a 2way kit or a 4 way kit. you'll get 1 control box and up to 8 sockets; howeva any shop can wire any # of lights into the system but they'll be on one of the zones. they are bright has hell and you have to have the bulb sockets cut into your head/tail lights. its 10000000% for show use only.