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04-21-2012, 11:45 AM
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#86
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Banned
Drives: 2012 Z4 sDrive35i M Sport 6MT
Join Date: Nov 2010
Location: bq@bqtuning.com
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Quote:
Originally Posted by loweredram
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.
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aFe vs stock airbox w/ K&N drop in filter
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