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Old 06-28-2012, 09:43 PM   #14
OldScoolCamaro


 
Drives: Camaro's, always have, always will.
Join Date: Oct 2010
Location: Home of the brave
Posts: 4,851
...not sure about that, it's pretty raucous when the valve's open up the mufflers at it's pre-determined point. I for one think it was brilliant design GM has used to pass drive by noise GOV standards, and employ a more open exhaust in the performance envelope on the street.
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