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      04-15-2013, 03:09 PM   #6
325rider
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Drives: '11 e90 M3 6mt
Join Date: Aug 2010
Location: Miami, Fl

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Quote:
Originally Posted by momo3605 View Post
Thanks STI_traitor (nice name)

So how much less power would you get from just doing test pipes and tune? Compared with full exhaust and tune?
From what Ive gathered test pipes + tune is about 30whp. Full exhaust + tune is about 35-40whp.