G87 BMW M2 and 2Series Forum - View Single Post - Getting rid of in-cabin fake engine noise..

maxwell smart · 04-27-2024, 09:13 AM

With sound control off the exhaust valves follow the needs of the turbos, if the turbos are increasing pressure the exhaust valve will be open accordingly. you are right at light throttle/no boost the valves will be closed.

04-27-2024, 09:13 AM	#4
maxwell smart missed it by that much 125 Rep 64 Posts Drives: g87 m2 / x3m Join Date: Jun 2023 Location: michigan iTrader: (0)	With sound control off the exhaust valves follow the needs of the turbos, if the turbos are increasing pressure the exhaust valve will be open accordingly. you are right at light throttle/no boost the valves will be closed.
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