BMW 3-Series (E90 E92) Forum - View Single Post - What exhaust set up to go with AA Headers??

Biginboca · 03-12-2018, 01:28 PM

Btw I once read a post by justpete where he said with no cats he never noticed much smell at all. Supposedly these engines burn pretty clean.

Is anyone else running no cats (primary and secondary deleted) and care to comment?

03-12-2018, 01:28 PM	#12
Biginboca Colonel 3764 Rep 2,738 Posts Drives: 2009 E92 328i 6MT Join Date: Jun 2017 Location: Boynton Beach, FL... USA iTrader: (3)	Btw I once read a post by justpete where he said with no cats he never noticed much smell at all. Supposedly these engines burn pretty clean. Is anyone else running no cats (primary and secondary deleted) and care to comment?
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