BMW 3-Series (E90 E92) Forum - View Single Post

ppatel223 · 04-12-2009, 09:05 AM

woahh, dissecting muffler?? I think the cat on left side helps with emission when car is cold, because only left side is open when cold, and to help cat get hot faster. now dissect the motor and see what do you find interesting there? lol

04-12-2009, 09:05 AM	#4
ppatel223 Banned 31 Rep 372 Posts Drives: F10 I3.0 Join Date: Jan 2009 Location: AR iTrader: (0)	woahh, dissecting muffler?? I think the cat on left side helps with emission when car is cold, because only left side is open when cold, and to help cat get hot faster. now dissect the motor and see what do you find interesting there? lol
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