2010 2011 BMW 5 Series Forum F10 - View Single Post - 528i N20 custom dual exhaust and AFE air filter (using any stock/aftermarket exhaust)

2point6 · 05-23-2015, 03:25 PM

I realize that this post is old, but were there any performance gains from adding this exhaust set-up? What diffuser is in your picture? Anyone with info regarding my questions will be greatly appreciated. Thank you!

05-23-2015, 03:25 PM	#19
2point6 Registered 0 Rep 1 Posts Drives: 2012 528i Join Date: Apr 2015 Location: Tucson, AZ iTrader: (0)	I realize that this post is old, but were there any performance gains from adding this exhaust set-up? What diffuser is in your picture? Anyone with info regarding my questions will be greatly appreciated. Thank you!
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