New 2009 2010 BMW Z4 - ZPOST - View Single Post

SnMalone · 06-20-2014, 12:50 AM

How does the jb4 together with the exhaust upgrade feel compared to stock? did you dyno the the car already? is there a big improvement over stock power?
does jb4 recognize that there is an exhaust system installed?
nice upgrades!

06-20-2014, 12:50 AM	#22
SnMalone Second Lieutenant 29 Rep 246 Posts Drives: SG 09 E91 Join Date: Oct 2008 Location: Austria iTrader: (0)	How does the jb4 together with the exhaust upgrade feel compared to stock? did you dyno the the car already? is there a big improvement over stock power? does jb4 recognize that there is an exhaust system installed? nice upgrades! __________________ -- SG 09 E91 --
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