Thread: Just installed the Flowmaster catback exhaust..
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  #7  
Old 03-14-2006, 07:12 PM
Colby Colby is offline
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Join Date: Feb 2006
Posts: 15
Colby is off the scale
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Yes, this is the 50 series muffler. It was surprisingly mellow; borderline too mellow. I can talk on the OnStar phone while cruising and the party on the other line can't hear the exhaust.

Colby
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