Thread: M6 tuning, exhaust, down pipes questions
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      12-21-2021, 02:47 AM   #3
20comp8
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Drives: 2017 M6 comp coupe
Join Date: Dec 2021
Location: Central Fla

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Would like to know hp difference between catted and catless.
I kinda like the idea of being quieter if not too much power loss.
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