This is what one views ordering via Ford parts:
This information can be confusing to those that do not own a FEH. The part number is the same for 2005-07 and I assume for later models.
2005 4WD Escape Hybrid
Best Interstate tank
trip E20 MPG 34.6 for 271 miles along I-80 in Indiana and Ohio. May 2008
Best multiple road tank trip E20 MPG 36.2 for 202 miles in Southwestern Pa. July 2008.
Best multiple road tank trip E50 38.1 MG for 246 miles in Northern Wisconsin Aug 2012