Chevy and GMC Duramax Diesel Forum - View Single Post - Great data from PPEI
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post #6 of (permalink) Old 10-23-2019, 10:42 AM
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Join Date: Apr 2014
Location: Alaska
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Originally Posted by DirtyMarx View Post
From what we have heard from the guys at PPEI their emissions compliant tunes or Street Performance Calibrations are actually reducing the number of regens and in turn aren’t using as much DEF.
They have installed an extremely high tech dyno and are continuing to monitor data to help back up their claims.
We are excited to see where this is headed as to be honest I personally was not expecting gains like this out of the gate!

so not regening as much changes a function of the engine that happens outside of regen? With claims like that supported by there data i would say there data is garbage.

2015 Chevy Silverado 2500 HD 6.6L LML
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