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      09-05-2013, 08:30 AM   #1601
Andrew@ActiveAutowerke
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Drives: 2014 435I M-sport
Join Date: Dec 2011
Location: Miami Fl

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Quote:
Originally Posted by inimeg View Post
what are the hp gains expected for a n51 tune w/ exhaust
In the 15 to 20 hp range. Unfortunately there aren't many dyno's floating around for the n51 on this forum.
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