well I have a semi truck and a light bar with 12 marker lights in the bumper I am going to wire them 6 and 6 so when I turn on the turn signal they flash the right way 6 will flash right and 6 will flash left I would like to go further and make them flash in a seires
1,2,3,4,5,6, how do I do this. what relays do i need and or anything eles I would like them to start to flash in the center at number 6 and flash one at a time down to 1 and work there way to the out side of the bar so it would be 1,2,3,4,5,6 6,5,4,3,2,1,and start over again. >left side right side thank you if any one can help!!!!