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      04-24-2022, 03:16 PM   #52
grannyknot
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Drives: 2008 Z4M coupe
Join Date: Oct 2021
Location: toronto

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Quote:
Originally Posted by GuggagZ4M View Post
Hello Guys,
I hope it is ok to post this Herr now… if not, please delete it

I developed an other Soundsolution, if you are interested.
Very interesting, reversible except for the hole in the firewall but you could a put a rubber plug over it.
I assume there is an air tight diaphragm in your set up to keep un metered air out of the intake?
I think that is the cleanest engine bay I've seen in a long time.
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