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      08-16-2011, 07:46 PM   #2
wolfe
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Drives: 128i M-Sport / 944 Turbo S
Join Date: Apr 2010
Location: USA

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This is the most comprehensive 3-stage manifold swap I've seen for the N52:

http://forums.5series.net/topic/1127...1#entry1336485

The short version is that he got pretty close to the 330i n52 numbers, but the power curve was different. Seems that the software tune is the tricky part.

Last edited by wolfe; 08-17-2011 at 07:13 AM.