Thread: I want to hear Thunder,what mufflers?
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Old 10-20-2017, 08:06 PM   #10
morgan71
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Join Date: Oct 2008
Location: Perry OK
Posts: 121
Re: I want to hear Thunder,what mufflers?
Spintech mufflers get the 9000s they will be rowdy. Spin techs have a sound that’s unique not like the flowmasters that everyone gets
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