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How does the Performance Exhaust work?
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06-13-2013, 11:10 AM
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elegant
Drives: 2006 Z06 Corvette
Join Date: Dec 2006
Location: Dallas, OR
Posts: 12
Now four valves on NPP exhaust. All together you get city, stealth, eco, tour, weather, tour, sport and track (7) different exhaust options.
elegant
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