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2013 2SS / RS dual mode performance exhaust question
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10-19-2012, 11:42 AM
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gow-92
Drives: 2013 2SS / RS
Join Date: Nov 2010
Location: StL
Posts: 24
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No, its always rumbly. I have revved the engine a little and confirmed the position of those flaps don't change regardless of engine rpm.
gow-92
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