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That would also depend on the header size, but yes you should gain some but not much as restriction is not that much with existing 2 1/2 ", I would suggest there are videos out there showing a comparison of the switch to 3" more free flowing exhaust done by some TV shows even online.
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 2021 Wild Cherry ZL1 A10, Sunroof, Data, Carbon, Nav, RotoFab Dry CAI, Elite x2, Borla ATK, Driveshaft shop |