On September 25, 2008 John and Helen Taylor completed the last leg of a 9,419 mile trip through all 48 contiguous states averaging 58.82 miles per gallon in their 2009 Jetta TDI clean diesel.
This easily shattered the old record of 51.58 miles per gallon.
The Taylors share their experiences at their web site
www.fuelacademy.com.