Thread: Exhaust sound after break in
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      09-22-2023, 04:05 PM   #1
profrot
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Drives: 2023 m240i
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Exhaust sound after break in
hello everyone,
I’ve heard from a couple of people that the sound of the exhaust will “get better” after the break in period or after few thousands
miles/km…is that true?
Thanks
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