At 130k. With headers and Magnaflow.
https://www.youtube.com/watch?v=H0F4c9R8-iI
Mine is definitely cleaner than this one, inside and out, so that's something.
2004 CTS-V video review, from 2014
Re: 2004 CTS-V video review, from 2014
Yours is driven less too I imagine.