BMW 1-Series Forum (F20) 135i - 1Addicts.com - View Single Post - Video: M135i cabin engine sound is generated / boosted (Active Sound like M5)

donaldt · 12-31-2012, 09:50 PM

I think I have located the box, does it sound different at standstill? gonna try revving later

12-31-2012, 09:50 PM	#12
donaldt Private Drives: M135i Join Date: Aug 2012 Location: Hong Kong Posts: 60 iTrader: (0)	I think I have located the box, does it sound different at standstill? gonna try revving later