BMW M3 Forum (E90 E92) - View Single Post

DoNDoN · 04-12-2009, 05:53 PM

Definitely do the pulley and ECU together. I think the gains on both were really worth the price. The one thing i did notice is that my exhaust is now quieter at idle. Anyone else notice this on their cars?

04-12-2009, 05:53 PM	#14
DoNDoN Colonel 102 Rep 2,037 Posts Drives: 2008 E92 M3 AW Join Date: Jun 2008 Location: NoVA iTrader: (1)	Definitely do the pulley and ECU together. I think the gains on both were really worth the price. The one thing i did notice is that my exhaust is now quieter at idle. Anyone else notice this on their cars? __________________
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