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rjahl · 10-30-2021, 07:50 PM

Quote:

Originally Posted by Papaaratsio

Quote:

Originally Posted by vt100

If this is N52 in your Z4 then it's a very common mod in 1 series and 3 series community.

https://www.e90post.com/forums/showthread.php?t=372973

and actually here

https://www.zpost.com/forums/showthread.php?t=455180

PS: I haven't done this myself (yet) but researched a lot in this direction. But since this is my wife's car she keeps not approving this spending

Yes, it's N52 engine.
Today found person who will flash for 80$, now have to find intake.

By The way, because of it i have no more wife and drive Z4

Yes, E85 upgrade is easy. Road is well traveled. Install the three stage manifold and flash the programs available on Bimmerlabs for free.

After that's, look at the transmission tune. Really changes the car. I don't remember what trans tunes for the E85 are posted but all give them a look.