Justin Jaffe is the Managing Editor for CNET Money. He has more than 20 years of experience publishing books, articles and research on finance and technology for Wired, IDC and others. He is the ...

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Dynomax shows us how their new VT muffler system eliminates annoying exhaust droning noise while still delivering a throaty rumble when asked for by the driver, using their 2010 Camaro SS test car.