Quote:
Originally Posted by GT500R
Quote:
Originally Posted by 440iGCCB
Personal experience. Protunes and flashes (APR, Cobb, GIAC) all had issues. If we are talking Bmw MPPK flash, 110% preferred. I don't trust after market engineers rewriting all the tables, eliminating bmws stock code. From experience, I have been safer with leaving Bmw tables to figure out these conservative additive 3-4psi boosts targets. Also with the b58 from what I understand, piggybacks work quite well due to the wideband O2 sensors for AFR. Seems to be fine for me so far.
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Going to Atco or NE Dragway anytime soon? Interested to see track times and I’ll be happy to come down and provide some friendly competition! |
I wish I had time to go, doubtful though