Thread: Inside of 550i stock mufflers
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      05-03-2023, 03:39 PM   #32
JAM
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Drives: 2016 550iX
Join Date: Oct 2011
Location: LI

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Hi TyCary,

I'm also interested in this mod.

Any drone during steady crusing?
Can you post a sound clip at few different speeds plus while accelerating?
Appreciate 0
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