Thread: FI Exhaust with catless secondary downpipes
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      12-20-2021, 09:06 PM   #13
T4RUSAF
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Drives: 2017 M3
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Location: Colorado

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Quick question OP… I have this system which came on the X6M when I bought it.

Are your flaps electronically controlled and plugged into the car harness or is it pneumatically controlled?
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