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M3Carbon · 04-11-2013, 06:21 PM

Questions for those with test pipes: how was the sound quality impacted? Louder overall? Any reduction in low rpm resonance? More resonance?

Any other info is appreciated. And yes, I know it makes more HP. :-)

04-11-2013, 06:21 PM	#202
M3Carbon Captain 34 Rep 752 Posts Drives: 2011 E92 M3, AW/FRE Join Date: Jan 2013 Location: DC iTrader: (1)	Questions for those with test pipes: how was the sound quality impacted? Louder overall? Any reduction in low rpm resonance? More resonance? Any other info is appreciated. And yes, I know it makes more HP. :-) __________________ Instagram @m3carbon
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