Thread: JB4 Tuning
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      08-26-2016, 02:49 PM   #40
135iDCT
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Drives: 135I
Join Date: Apr 2011
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Quote:
Originally Posted by FSociety View Post
Map1 will hit whatever your car condition/target will allow it to up to 4psi over stock - I've tested this for a few weeks and if your boost safety is at 18 (default) like it was on my car you will hit safety (map4) a few times, so increase Boost Safety on M2/X4 M40i is a great way to start adjusting your JB4 settings from day 1.

I've posted all the map info on page 1 on this thread or you can also find it here
http://www.n54tech.com/forums/showthread.php?t=18588

As other have said map4 is OEM Performance w/ JB4 active for logging

Here's my 4455lbs (Driver + Full Tank) weighed X4 M40i with the same M2 engine except no DCT or Overboost

347whp/339wtq on 93 pump (stock)
355whp/376wtq on map1
371whp/395wtq on map2
These runs were with 0 adaptation since I wanted a realistic idea
http://www.n54tech.com/forums/showpo...84&postcount=2

Then you can see here with hotter weather and humidity but a little e85 goes a long way both in 4th gear and 5th gear.
352whp/351wtq in 4th gear
382whp/412wtq in 4th gear map2 & e30 blend

http://www.n54tech.com/forums/showpo...57&postcount=9
u hit 347whp stock then 355whp for map1(pump gas93), how the hell u can feel the difference of only 8whp gain!!

like i said on race gas or meth u will feel the difference.
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