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

Johnny D · 10-04-2012, 09:53 PM

I see no benefit if you keep the y-pipe/res of the stock exhaust. If you were to set up a true dual setup then yes, I think it would be beneficial.

10-04-2012, 09:53 PM	#2
Johnny D Major 64 Rep 1,087 Posts Drives: 2006 BMW 325i Join Date: Apr 2011 Location: Hot Springs, AR iTrader: (4) Garage List 2006 BMW 325i [9.16]	I see no benefit if you keep the y-pipe/res of the stock exhaust. If you were to set up a true dual setup then yes, I think it would be beneficial. __________________
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