I would agree here Truehart, we really don't have neutral test reports, and aero is pretty new tech to the consumer and there market has been performance oriented not MPG, I would like to see the real numbers in lab.test. The tech would support fuel savings with the same or greater performance but it is not a FACT yet,, but it does look promising, good post 8,,,, JMHO
,,,just chill, that's what my kids say, seems to work,,,