Thread: Exhaust noise level
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      06-27-2014, 06:31 AM   #2
Alex91191
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Drives: 2012 BMW 3 SERIES E90
Join Date: Jun 2014
Location: California

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I Install MagnaFlow Resonator-Back Exhaust System in my BMW M3 Coupe. It increased performance, Fuel efficiency, sound is good and moreover increase horsepower and torque.
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