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

demontwinz · 12-03-2012, 12:54 PM

an aftermarket exhaust is only for sound? It really doesn't add much HP. I believe 3-8 HP, depending on exhaust?

I have heard stock exhaust with c-less downpipes. I like that sounds. I just got these downpipes for reduce turbo lag and nicer sound.

12-03-2012, 12:54 PM	#4
demontwinz Lieutenant 18 Rep 456 Posts Drives: 335i e92 Join Date: Sep 2012 Location: Toronto iTrader: (0)	an aftermarket exhaust is only for sound? It really doesn't add much HP. I believe 3-8 HP, depending on exhaust? I have heard stock exhaust with c-less downpipes. I like that sounds. I just got these downpipes for reduce turbo lag and nicer sound. __________________
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