i'm getting one of these, thought some others might be interested too.
basically is a handy little OBDII scanner/device that does some really good stuff with MPG and the like.. a must have tool for getting the most MPG out of your car.
lots of people have improved their milage by 15-30% by having this device to look at alone.
Current ScanGauge-II w/ X-Gauge Group Buy - $146.00 + $3.95 shipping - CleanMPG Forums