Dont jump to conclusions to fast. Wait to see some data on failures. What type of application, hp level, clearances, and type of failure. Look at last year where 4 trucks lost Carrillos in a week.
Never see a lb7 get 250k out of a set injectors........ That's when we see LBZs start getting high return rates.
VVT is over rated. I mean seriously who likes turbo braking and a responsive throttle? Weird. Wonder why everything's vvt now days if fixed vain is so great.
6 speed Tap...
P0087 or Pressurized Cooling Sytem with a haze? Pick your poison. I'd take my lbzs over lb7s all day long. Reason why is no ficm, tapshift 6 speed, longer injector life, and vvt.
LB7s are simple but still not worth it.
Juddski88 nailed it. So many causes for turbo failures. As a shop I never have had any luck getting a turbo covered under warranty. Always a bs excuse. It's hard to argue a failure. The biggest reason for failures I see many people do is not priming the turbo first, not flushing new...