If this thing enables TransWarp drive, we may be onto something!
[edit] pfk, I suspect your friend's increased MPG is due to him now paying close attention to his driving, wanting to see improvement. This is why A-B-A testing is so important. Everyone here is right, gauges and the 100 tips are your best bet. The Ultragauge, an OBDuino, or something else will be a much better investment, as will reading the 100 tips. Knowledge is power.
Last edited by ECONORAM; 03-05-2011 at 10:03 PM..
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