AEV Procal Module, although not a power adder for the JK Wrangler, it offers many unique computer controlled functions by simple dip switch adjustments. They include tire & gear ratio changes, daytime running lites, one-touch turn signal, swaybar functions on Rubicon models. adjusting factory tire pressure monitor setting and clearing DTC's. Simple plug in and remove installation. (This unit changes functions one at a time and uses quick horn beep to let you know it is completed)
