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      03-14-2015, 04:27 PM   #56
gmd2003
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Drives: 2014 CP M6 and 2006 VT 525 Z4M
Join Date: May 2012
Location: South Carolina

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Quote:
Originally Posted by tikamak
Quote:
Originally Posted by gmd2003 View Post
I asked ESS that question and they said no, that their tune could adapt +\- 20% airflow . I will be running a larger sc pulley ( going from 79- 82mm had too much slip at times ) so that will offset the head work to an extent . My goal is to make the same power on less boost, run cooler on track and be more reliable . Won't know for sure until I test of course .
Why don't you get their 7 rib pulley set instead?
Well since the official ever changing pulley size is 82 mm for the 525 kit I should be good as I have only had issues with the 79 mm that used to be the "correct" pulley . I don't think a 6-7 rib design makes a big difference either .
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