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I added a 3rd exhaust volume to my NPP, ultra loud mode!
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11-29-2016, 08:58 AM
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KevinTernes
Drives: 2016 Camaro SS
Join Date: Jan 2016
Location: Nashville TN
Posts: 80
For those of us in areas with emissions testing where a VISUAL inspection is part of the test: Will cutouts either after the secondary cats or in place of the secondary cats be an issue?
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