Quote:
Originally Posted by AmuroRay
Because of this thread https://f87.bimmerpost.com/forums/sh....php?t=1981744 and the current one, thinking about the differences between the M235/m2 - I decided to "dethrottle" (per the words used in the BMW technical document found in the link above) my car. I went ahead and bought the AWE 3" midpipe for the M235 to install with my MPE, though I may change for a more custom muffle later.
Lets see if I can get a few more ponies, especially at the top end. I think the N55's weaker head flow means every bit helps. |
I thought the M2 N55 and S55 had a lot of head similarities (despite camshafts being different numbers).
Then again, I shouldn’t be quoted there lol.