I love my CompG. The Tap shift is fun. Rides nice (A little bumpy but it has a stiff suspeneion). A lot more but outta time..
I have no complaints about my 04 GTP CompG.
As for the CTS all the ones I have "built" are around 40,000+ USD. That is 10K over a CompG.
I LOVE MY CAR!
_________________________
S's? Oh it has SS's!!!