Torque Vectors Free Lite OBD 2 (com.quadhelix.vectors) on Google Play
Vectors Sci Fi Digital Futuristic Dashboard for Cars Tablet for this to work you need--1.A CAR -- 2. an OBD 2 Device (ebay $15.00) --3.Torque program ( free or pro version)Please dont rate 1 star if you don't have these. FREE Torque Theme . with Demo of Dial Editor to change Colors on Dial.