How to make a duramax sound like a jet

What size turbo is on a LB7 Duramax?

Along with the engine, the factory 60mm IHI turbocharger is still aboard Buddy's LB7.

Is the LMM Duramax reliable?

LMM Reliability Engine-wise, there are no major issues with the LMM as it was practically the same as the LBZ. With that said, the overall reliability of the truck it was installed in could be regarded as a step back due to the problems associated with the DPF and it took a few years to iron them out.

What year did LBZ come out?

2006 – The coveted LBZ Duramax was introduced for the '06 model year and featured a number of improvements that enabled the engine to produce up to 360 hp and 650 lb-ft of torque.