2010 2011 BMW 5 Series Forum F10 - View Single Post

AWF10 · 08-05-2015, 03:04 AM

I'm trying to install stage 2 jb4. Directions say to install all 3 connectors of wiring harness except the purple MAF connector? Installed it and don't feel like I've gained 60-80hp but engine runs fine.

08-05-2015, 03:04 AM	#6
AWF10 Lieutenant 57 Rep 582 Posts Drives: 2011 535i Join Date: Nov 2010 Location: TX iTrader: (1)	I'm trying to install stage 2 jb4. Directions say to install all 3 connectors of wiring harness except the purple MAF connector? Installed it and don't feel like I've gained 60-80hp but engine runs fine.
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