I went the Z06 route. She's raw but I love it, and am accustomed to it having owned a big-cam C5Z06 in the past.
The interior refinement never bothered me, but I lucked out as the one I picked up came with touchscreen unit, Caravaggio D-bottom suede sport steering wheel and armrest, and carbon fiber center console. Adds to it... but it wasn't what determined my decision.
As posted on a different thread, here she is:
Good luck with your search!