MSD Digital DIS-4 with two ignition tach adapters for use with 96-98 Mod motors in Mustangs. This is the more desirable older box with switches. NOT dials. Comes with all wiring, original boxes and instructions. $300 Shipped Located in WA
It does have a step retard. Activated by the switches on side of box. It does not have the pink wire for activation of the step retard via a second remote switch like the rotary dial DIS-4 boxes.