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Old 06-23-2017, 01:09 AM   #1
Evolvedx27

 
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Drives: 2017 ZL1
Join Date: Aug 2016
Location: Long Island, New York
Posts: 1,042
Roto fab and catback exhaust.

Does anyone have a Roto fab and catback exhaust on stock tune? If so, how is the car running? I'm really looking into this but concerned about throwing codes/needing a tune.
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