i see this is a LB7 section but my LLY Reg cab gets 24MPG if i run her nice on the open road with EFILive for tuning..
our work truck which is a 06 GMC CC SB 2500 LBZ gets roughly 20MPG as a average on the open road and best yet was 22.5MPG on the interstate with level 5 on the PPE..for the most...
just wanted to say hi,i'm new to the board but i wouldnt say new to diesels:D.got a 04 reg cab LLy with a few go fast goodies under the hood,its light and fairly fast for a Duramax.
hunting for a good LB7 tunes for a bud of mine,not into tuning the LB7's so if anybody cares to share i would be...