Thread: Exhaust Sound after Start up ?
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      11-12-2019, 09:35 PM   #1
25meterzero
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Drives: 2018 M3 ZCP Azurite Black
Join Date: Aug 2016
Location: Texas (DFW)

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Exhaust Sound after Start up ?
When I start my 2018 ZCP and just tap the gas it has a really nice sound to it. Inside is this because the valves are closed or open at that time?
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