2006 Duramax LLY vs. LBZ
Couple questions, Other than the 8th vin digit, I've read that the LBZ will have the newer "DuramaxAllison" badge on the side where as the LLY will just say "Duramax. Do you guys agree? Also, unde...
Forum Discussion
6.6 Oilburner wrote:
The best thing you can do if you buy an 06 LLY is just forget that its an LLY and call it an LBZ. Everything about it is the 3rd generation of Duramax. Although I would use it as a leverage point with the selling dealer to beat them up on the price a bit.
Really solid trucks, although both 06 LLYs and LBZs may still have the original design head gasket. The early builds did, but I don't know what the build date cut off is for the newer style headgasket.
Not quite, still LLY ECM and tune. But they do have the bigger fan the large radiator and the 6-speed Allison Transmission
