my 05 QC 4x4 hemi and my 07 4x4 hemi, along with 3 brothers, my dad and several friends ALL get between 18-21 mpg with 4x4 hemi's , all 1/2 ton trucks, all 4 doors, all 4x4's, this is hwy driving of course, around town its 10-14 depending on who is driving

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