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      04-21-2012, 12:45 PM   #86
BQTuning
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Drives: 2012 Z4 sDrive35i M Sport 6MT
Join Date: Nov 2010
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Quote:
Originally Posted by loweredram View Post
question, was your testing done AFE Vs completely stock air box(no aftermarket drop-in filter)? Sorry if you already posted this info I read thru it but didn't see it. Thanks for doing this testing.
aFe vs stock airbox w/ K&N drop in filter
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