BMW M2 Forum - View Single Post - What does the M Performance Exhaust Bluetooth Remote do ?

DanG · 08-27-2019, 07:31 PM

It opens the valve on the exhaust. The volume of noise exceeds most state standards with valves open. So it is labeled as Track Mode because on the trac there is no noise requirement.

Some say it adds 5 hp others say it does nothing.

08-27-2019, 07:31 PM	#2
DanG Major General 10570 Rep 6,917 Posts Drives: 2018 M2 AW DCT Join Date: Aug 2012 Location: Seattle, WA iTrader: (1) Garage List 2018 BMW M2 [7.68]	It opens the valve on the exhaust. The volume of noise exceeds most state standards with valves open. So it is labeled as Track Mode because on the trac there is no noise requirement. Some say it adds 5 hp others say it does nothing.
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