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      10-08-2019, 03:53 PM   #39
chris82
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Drives: 128i
Join Date: Aug 2012
Location: NY NY

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2009 BMW 128i  [9.80]
Quote:
Originally Posted by Ric in RVA View Post
Berk street cut just before the rear axles and mated to the OEM 2.5 inch system with a reducer.

Ventilated airbox adds to some of the sound.

https://www.dropbox.com/s/iztian9528...treet.m4a?dl=0
Can you post a picture of your ventilated airbox?
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