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      01-12-2013, 03:43 AM   #3
skinrock
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2007 335i  [3.45]
Only way to know for sure is to log it. Also, it's not just the heat soak but the amount of boost it pushes. I believe Stage2+FMIC peaked around 18lbs for me at one point - not sure how well the stock hardware will hold up to that.

In all honesty, if the manufacturer says FMIC is required, they say that for a reason. Just get yourself an ETS 5", it's $770 and requires no cutting