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Originally Posted by lasvegash2
can anyone tell me if the cat back system made by flowmaster has a drone inside the cab at a certain rpm? i currently have the magnaflow but at 1500 rpm the drone is really bad. i know the flowmaster system comes with a resonator plus a muffler. thanks in advance.
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Forgive my IGNORANCE, but what exactly is a DRONE? My Magnaflow makes a kinda weird vibrating noise @2100 RPM's, but ONLY when it's cold
