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      03-07-2017, 07:30 PM   #6
inevitab1e
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Drives: '13 135i N55 FBO
Join Date: Feb 2017
Location: there

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Quote:
Originally Posted by HomoPirate View Post
His car has Performance Exhaust so there's no exhaust gas flap in the system. I would check the installation again to see all the pipe connections secured. Wondering if the noise is coming from defeated/leaky FMIC.
I don't think it's the FMIC. This is an electrical sound that switches frequencies depending on speed. You can hear it very good in the video. I get the noise without touching the throttle.
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