Correct! Don't run E30 Race without the correct mod. FMIC is essential, so is a good intake for all that boost. DPs are also required.
you can run the correct map for your mod, go aggressive setting on 91 by mixing ethanol. You will also have to edit the fuel scalar in ATR to match ethanol content. your car will be happy, and so will you
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'07 E92 335i 6MT- HP650, inlets/outlets, ER FMIC, VRSF CP, LPFP stg2, CSF rad, 'is Aux rad, ER OC, Ohlins, M control arms, eibach front sway bar.
'05 C55 AMG
SOLD - '22 Tesla M3P | '10 E92 335i M, 6MT COBB, FBO, st2 LPFP, Mfactory LSD | '07 E90 335i, PTF COBB E50, FBO, HFS4