Exhaust System Upgrade
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1st Gear
Joined: Jan 2008
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Exhaust System Upgrade
I just got an 2011 S5 cabriolet. Does anyone know if it is worth the cost to upgrade the exhaust system. I like the sound of the upgrade, but does it add any noticeable horsepower? Also what would a good price be....thanks
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Mar 3, 2014 07:20 PM
