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pinguhk · 02-15-2016, 08:35 PM

MY LCI 640i Msport exhaust is louder when I have it in sport mode.
in Comfort mode you need to push it about over 4000 rpm to hear the noise.
My Sport exhaust also has a pop sound its like back fire.

02-15-2016, 08:35 PM	#11
pinguhk Private First Class 31 Rep 194 Posts Drives: LCI F06 640i Msport Join Date: Sep 2015 Location: Hong Kong iTrader: (0)	MY LCI 640i Msport exhaust is louder when I have it in sport mode. in Comfort mode you need to push it about over 4000 rpm to hear the noise. My Sport exhaust also has a pop sound its like back fire. __________________ 2015 640i GC M Sport
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