Quote:
Originally Posted by ST1LE
I think your only option, and what you're looking for, is to delete the secondary cats by installing an aftermarket mid-pipe like many have done with the Borla 6060(I think). I believe Corsa has one too.
There is a thread on this, retains warranty as secondary cats don't throw a code so no tune needed. Adds sounds, but nothing crazy and no drone has been reported yet.
Good luck!
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Thanks. Would appreciate a link to the specific model part for the ZL1.
I hope it is worth it.