Originally Posted by benzy89
If you HAD overboost (only available on the 335is or 1M), it's gone once you add the COBB tune. The stock tune is set for 8 psi, overboost takes it up to 12. Stage 1 N54 Maps run between 10-12 psi (Drive, Sport, Aggressive).
I have NO idea what the boost levels are for the N55, but with the COBB OTS Maps there are no "overboost" conditions. Just nice gradual boost curves that are appropriate to the mod level of the car.
Thanks for the response, again as above, I have the same setup as the 335is sans the DCT