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      03-02-2010, 06:59 PM   #5
Andrew 912
//M addicted
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Drives: AW M3 E92 - MR X6M
Join Date: Jul 2009
Location: Massachussetts

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I used Rear Section Dinan Exhaust previously and I would say about 20% louder than OEM Exhaust but I got Drone at 2100 - 2300 RPM. The drone was not as loud but quite bothering to my ear. I use Akraprovic Evolution Exhaust presently and I am very happy with the exhaust sound and no drone.