| I have a 06 LBZ, same motor as the LMM but without the emmisions crap. I could not tell you what kind of mileage it got stock because I had it a week before it had a new exhaust and programmer. It gets 15-17 in town and 19-22 on the highway. Either way you choose you will love it!!!!
__________________ 06 2500 CREW CAB 4X4 LBZ
4" DIAMOND EYE EXHAUST, KITTY RAN OFF!!!
DIABLO @ 120HP. 285/75 BFG's RUNNIN ON ULTRA 16's
PIONEER HEAD UNIT RUNNIN SCOSCHE AMP W MTX TWINS
AIR BOX IMPELLER REMOVED!! RESONATOR PLUGGED !!!
AUTOMETER ULTRALITE GAUGES IN POD. TRANSGO JR 
SOME OTHER EXTERIOR GOODIES AS WELL WORK RIG (theirs but mine)
O7.5 3500 CREW, LMM, ROYAL UTILITY BED
4" DIAMOND EYE EXHAUST.DPF???KITTY?? QUADZILLA PROGRAMMER. MTX AMP AND 10" TWINS IN THE BACK. STEPS,VISORS,BUG SHEILD. AIRBOX IMPELLER REMOVED,RESONATOR PLUGGED,LOTS OF PRETTY DIAMOND PLATE EVERYWHERE  |