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      03-22-2011, 06:34 PM   #15
gian p.r.
Private First Class

Drives: 335i sedan
Join Date: Mar 2009
Location: Puerto Rico

Posts: 102
iTrader: (1)

I know everyone in this forum says n54 is faster but, thats what surprises me I have spearco intercooler he has stock, I have twin cones he has stock intake and isnt the jb4 more aggresive than jb3 stage 1 for n55.