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theaudir8fan · 02-06-2014, 04:47 PM

Andrew, are there no internal muffler differences between the sport and race? If so wouldn't the sport with valve open sound just as loud as race?

02-06-2014, 04:47 PM	#20
theaudir8fan Lieutenant 34 Rep 472 Posts Drives: a major headache Join Date: Apr 2012 Location: lonely land up north iTrader: (1)	Andrew, are there no internal muffler differences between the sport and race? If so wouldn't the sport with valve open sound just as loud as race?
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