my truck has just over 11,300 miles on it, anid i filled up friday and hand calculated it was 18.93, the best i have ever gotten
__________________
2007 5.9 QC Big Horn 4x4 Flame Red 3.73 Ltd. Slip 48RFE K&N Intake with amsoil filter MBRP cool duals 304 SS truxedo tonneau cover