I would only be able to venture a guess to that one. Basically, you're accomplishing the same thing either way, but I assume that the lower ICP/higher PW is accomplishing the task of introducing a bit of heat to the turbocharger turbine........
OR
The power will come on a bit more slowly and with less aggressiveness with your foot to the wood.
Which reason? Heck, I don't know. It thought that you might have an idea.
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Tuning, PCM flashing, and burning chips for 7.3s since 2008. Repairing all aspects of 7.3L Powerstrokes for 25 years.
Eight 7.3L PSDs in the driveway including a 1994 Crown Vic and 1973 F100/2002 F350. Looking for the next victim.
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