...Please post your current MPG to better help us determine if your MPG is allready optimal. Many things factor into MPG, so depending on weather, altitude, quality of fuel, driving habits, maintenance, etc... your individual results will vary. If your current MPG falls between 10 and 15MPG in mixed driving, consider that normal. Monitor your mileage for a few weeks and keep us posted. Keep in mind, the VX is a high pefromance vehicle and is not fuel efficient by design.

If I can get the Fed's to approove my grant proposal to further the development of an engine powered by tap water this issue would be moot