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      02-26-2024, 04:34 AM   #36
Jax327
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Drives: 2024 M3 Competition Xdrive
Join Date: Jul 2023
Location: Pittsburgh, PA

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Quote:
Originally Posted by shadowredlev View Post
Yeah I have a valve tronic single mid pipe, with a valve controller, when in m1 or m2 mode with the valves open when accelerating once I hit 4k rpms it buzzes/rattles in the back, my brother and I think its the seat release cables, rattling inside of its plastic shell, may need to remove them to see if I notice it making the sound still
When I pound on the things in rear it definitely sounds like it’s coming from the cable release. For me though, when I put it in m1 or m2, the noise is hardly noticeable compared to comfort mode with valves fully open.
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