* 1.8L Turbocharged 4-cylinder: This was the standard engine in the TT Coupe and Roadster. It produced 180 horsepower.
* 3.2L VR6: This engine was offered in the TT Coupe and Roadster, and produced 250 horsepower.
It's important to note that these are the base engine options. There were also higher-performance versions available, like the TT-S and TT-RS, which had more powerful engines.