6.2L supercharged V8 engine

No engine for the fainthearted, this 6.2L supercharged V8:

  • Generates 556 hp and 551 lb-ft of torque
  • Propels the CTS-V Coupe to 60 mph
  • Twin-rotor supercharger – each rotor featuring an extra lobe and twisted 100 degrees farther than normal for smoother, more efficient airflow, less noise, and less vibration