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      11-26-2019, 05:34 AM   #14
cb804
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Drives: 340 xDrive, M2C
Join Date: Jul 2014
Location: Chicago

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A few more MPE questions... I am assuming the MPE is a valved exhaust. Will a valve controller work to keep the valves open? Trying to get as much sound out of MPE as I can.
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