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kelvar13 · Jul 11, 2009, 12:09 PM

i have a test pipe and the perrin cbe on my gsr and I only experience very slight droning at around 1400-1700rpm. It isn't that bad and only happens when the car is warming up so it doesn't bother me.

Jul 11, 2009, 12:09 PM	#12
kelvar13 Evolving Member Personal Sales Rating: (0) Join Date: Oct 2008 Location: NC Posts: 104	i have a test pipe and the perrin cbe on my gsr and I only experience very slight droning at around 1400-1700rpm. It isn't that bad and only happens when the car is warming up so it doesn't bother me.
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