Prices shown for the used 2006 Cadillac STS Sedan 4D with NaN miles are what people paid to buy this vehicle or what people received when trading in this vehicle at a dealer. Edit options.

The Cadillac STS-V was similar to the XLR-V. Not only were both produced at the same time and featured the same "V" suffix, but they also employed the same LH2 V8 engine. Although sharing the same ...