Thread: Convertible Exhaust Butterfly Valve - Service Bulletin
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Old 06-11-2013, 10:42 PM   #21
Pkrimmer
 
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Drives: 2011 Black 2SS Convertible
Join Date: Jul 2011
Location: Cincinnati
Posts: 56
I have new borla ateck all the way back. New borla headers and tune. What a differance in sound. They know your coming but very quite on the expressway.
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