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      05-06-2024, 11:31 PM   #8
noblinka
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Drives: X3 M40i
Join Date: May 2024
Location: Toronto

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Quote:
Originally Posted by abbike18 View Post
Definitely post logs. You can post them here if you want I'm happy to review them.

I've has Stage 1 > Stage 2 > Stage 2+ on MHD and BM3. (I'm now on an aftermarket turbo and custom flex fuel tune). In general I've found that on pump gas 91, when moving from stage 1 to stage 2:
1.) Stage 2 hits higher boost at lower RPM, but then trails off in higher RPM like Stage 1 because the stock turbo can't flow big volumes at higher pressure to support higher RPMS. This higher torque hit in the lower RPMs from Stage 2 almost makes it feel slower because it trails off a lot as you rev out.
2.) Stage 2 is pretty aggressive, and you may be getting more timing corrections and actually ending up with the same or lower power than stage 1.

Anyways, happy to review logs.
Thanks! Will post logs tomorrow!
Appreciate 0