For the SCCA events, the CTS-V is forced to keep its stock internals, but for the private-sale K-Series, Katech chucks the LS6 and drops in a custom 6.7 liter V8 good for 525-hp and 535 lb./ft. of ...

Even though we brought you the news nearly a month ag o, Cadillac has officially announced that they are campaigning a CTS-V Coupe in the SCCA World Challenge GT series. With the cars prepped by ...

The No. 3 Cadillac Racing Cadillac CTS-V.R, piloted by Johnny O'Connell, jumped into the lead. O'Connell only needed to complete two laps under caution for the win. Yet the Cadillac would never ...