BMW M3 Forum (E90 E92) - View Single Post - Questions about Eisenmann Race(X pipe,connecting pipes)

Zzhou · 10-26-2011, 11:36 AM

thanks guys. all great input, I will think about wt exhaust to put on now. if there is no hp gain from only the muffer. why they say it does. lol

10-26-2011, 11:36 AM	#7
Zzhou Captain 57 Rep 600 Posts Drives: 2012 E92 SSII ZCP DCT Join Date: Aug 2011 Location: West Lafayette,IN/Shanghai,China iTrader: (0)	thanks guys. all great input, I will think about wt exhaust to put on now. if there is no hp gain from only the muffer. why they say it does. lol
	Appreciate 0 Quote