http://www.kohlermpg.com/Default.htm
MPG Site
The KOHLER MPG METER TRUE MILES-PER-GALLON READINGS FOR YOUR CAR! EASILY ATTACHES TO ANY VEHICLE! DOES NOT CONNECT TO ANYTHING BENEATH THE HOOD OR DASHBOARD SEVERAL ACCURATE READINGS PER MINUTE SELF-COMPENSATES FOR HEAD/TAIL WIND WORKS AT SPEEDS BETWEEN 20 and 75 MPH CONSTRUCTED WITH 'OFF THE SHELF' PARTS FOR UNDER $10 CLEAR 'HEADS-UP' DISPLAY Did you know that your car, truck, SUV, boat or plane often gets 40, 50 or even 60 miles per gallon? Wouldn't it help you operate you vehicle more efficiently if that information was instantly AND continuously displayed? Absolutely! Many luxury cars have... Visit the original website to read more...
Miles Per Gallon Meter.
For $10.95 The Buyer Gets The History And Method To Make A Miles Per Gallon Meter For A Car, Bus, Truck , Motorcycle, Or Ultrali.