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      07-03-2019, 09:19 PM   #16
Turbmando
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Drives: 2012 135i
Join Date: Sep 2013
Location: US

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Quote:
Originally Posted by Imran@Evolve View Post
85-90% of the noise is from the plenum. The car in the video has a full Akra exhaust and it is drowned out by the induction noise when on WOT.
https://youtu.be/EYLydA6iEFs

Forward to 21:00

This car has the intake and airbox lid only. IMO it sounds very similar to the plenum, intake and airbox setup.
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