BMW 5-Series Forum (G30) - View Single Post - M550 exhaust flaps open = much better sound

goat milk · 01-08-2021, 11:20 AM

On the 540, does the flap stay open for a while after a spirited drive, until the engine cools down?

If it doesn't open on sport+ at idle, maybe after driving for a while? Or does the flap close as soon as you shut off the car?

01-08-2021, 11:20 AM	#135
goat milk Private 39 Rep 93 Posts Drives: g30 LCI Join Date: Sep 2016 Location: NYC iTrader: (0)	On the 540, does the flap stay open for a while after a spirited drive, until the engine cools down? If it doesn't open on sport+ at idle, maybe after driving for a while? Or does the flap close as soon as you shut off the car?
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