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Old 07-11-2009, 06:08 AM   #17
Roger Ramjet
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Drives: CTS-V
Join Date: Feb 2009
Location: So MD
Posts: 494
I used Summit glass pack mufflers on my LS3 to reduce the harshness and give a lower, mellower tone.

http://www.summitracing.com/parts/SUM-630805/
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