04-11-2014, 08:46 AM
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#135
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Lieutenant Colonel
Drives: E90 M3, E82 135i, E90 325i
Join Date: Aug 2009
Location: Charlotte, NC
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Quote:
Originally Posted by Piets94
I achieved ~18 rwkw gain from the HMS mids/rear exhaust combo on a stock engine.
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Impressive gain!
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