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

Boosted_8 · 12-27-2021, 04:08 AM

I should add that I have deleted the OPF, secondary cats and resonators. As a result the keeping the valve function for comfort mode is required. However i'm temped to disable the active sound with bimmercode just to see what it's like.

12-27-2021, 04:08 AM	#160
Boosted_8 Captain 441 Rep 749 Posts Drives: M550i Join Date: Apr 2021 Location: UK iTrader: (0)	I should add that I have deleted the OPF, secondary cats and resonators. As a result the keeping the valve function for comfort mode is required. However i'm temped to disable the active sound with bimmercode just to see what it's like.
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