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WPG D33Z · 05-21-2012, 04:54 PM

It will make the car more responsive, I had a bms power box on my 525xi and it was noticeable. This would be more for the 128i crowd IMO.

05-21-2012, 04:54 PM	#14
WPG D33Z First Lieutenant 23 Rep 316 Posts Drives: 2008 135i vert Cobb Stage2 Join Date: Mar 2012 Location: Winnipeg, Canada iTrader: (1)	It will make the car more responsive, I had a bms power box on my 525xi and it was noticeable. This would be more for the 128i crowd IMO. __________________ 2008 SGM 135i Cobb Stage 2 FBO 2008 TS X3 MSport KW V2
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