Base Model:
* 3.0L Supercharged V6: Producing 333 horsepower and 325 lb-ft of torque.
Higher Trim Levels:
* 4.0L Twin-Turbocharged V8: Generating 430 horsepower and 443 lb-ft of torque.
* 4.0L Twin-Turbocharged V8 (S8): Outputting 520 horsepower and 481 lb-ft of torque.
* 6.3L W12: Delivering 500 horsepower and 465 lb-ft of torque.
Note: This list is not exhaustive, and there may have been other engine options available in specific markets or with limited production runs. For the most accurate information, you should consult the official Audi website or a trusted automotive source.