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

FriedPiston · 03-20-2014, 03:04 PM

The stock catback isn't as restrictive on our cars, especially without a secondary cat on the N55 mid-pipe. Downpipe, FMIC, charge pipe and intake + tune = FBO

03-20-2014, 03:04 PM	#4
FriedPiston Colonel 1973 Rep 2,711 Posts Drives: Scraper Join Date: Oct 2013 Location: East Oakland, CA iTrader: (26)	The stock catback isn't as restrictive on our cars, especially without a secondary cat on the N55 mid-pipe. Downpipe, FMIC, charge pipe and intake + tune = FBO
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