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Old Aug 13, 2021 | 09:14 PM
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Default Performance exhaust
my 2015 z51 c7 performance exhaust system doe not have that deep rumble anymore. how do I get that back?
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Old Aug 14, 2021 | 07:31 AM
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change mode to track or sport mode .
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Old Aug 14, 2021 | 04:54 PM
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An "Advanced Search" across the C7 sections here will generate more performance exhaust threads than imaginable. Grab a drink and settle in; some will have or link to sound files. All the best.
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