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      01-04-2013, 10:24 PM   #4
Enlisted Member
Drives: 2012 135i M Sport
Join Date: Oct 2011
Location: Scottsdale, AZ

Posts: 41
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Like them a lot. Changed the tone of the exhaust more than anything. With no secondary cats on the n55 I didnt feel a big increase. A little better on the low end.
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