BMW 3-Series (E90 E92) Forum - View Single Post - Is it better to do a muffler delete rather than adding a muffler

Alex613Eter · 08-09-2012, 09:06 PM

I heard that I would have problems adding a muffler because of the vacuum controlled damper and removing that it would have a negative effect on performance.

08-09-2012, 09:06 PM	#1
Alex613Eter New Member 2 Rep 7 Posts Drives: Bmw 330xi Join Date: Jul 2012 Location: Ottawa, Ontario iTrader: (0)	Is it better to do a muffler delete rather than adding a muffler I heard that I would have problems adding a muffler because of the vacuum controlled damper and removing that it would have a negative effect on performance.
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