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      02-07-2013, 06:01 PM   #236
M3ANMACHINE
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Drives: 2008 E90 M3
Join Date: Jan 2010
Location: Mission Viejo, CA

iTrader: (7)

I've been searching everywhere, but what mods would need to be done to obtain as close to 400rwhp as possible on the N54?
I don't really want to run E85 or meth if I dont have to...

Plus i'm on crappy CA 91 octane...

Would tune, intake, intercoolers, and catless dp's do it?

TIA!
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