Thread: Before you ask why your exhaust is broken and why only one side is dirty: READ THIS!
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      04-10-2017, 04:08 PM   #51
turbocomppro
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Drives: 2022 M340i
Join Date: Oct 2009
Location: El Monte, CA

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Quote:
Originally Posted by Blubaron79 View Post
No, but after the car warms up both pipes work on my MPE in comfort. I don't know why
That is indeed strange. I do wonder if it has any other positive function besides controlling emissions and sound.
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