Thread: SLP Loudmouth I or II? Help!
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Old 09-12-2013, 02:08 PM   #7
jaeatmon
 
Drives: 2012 Black Camaro RS
Join Date: Oct 2012
Location: NC
Posts: 12
I have the auto transmission by the way. And is the mrt louder than the slp? I thought the slp was louder...
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