The Unitronic Stage 3 Upgrade Kit designed for the MK8 GTI is an advanced combination of hardware and software components. This comprehensive package includes the direct drop-in Garrett® PowerMax™ Turbocharger and Unitronic Stage 3 ECU Software. When integrated, these elements work harmoniously to achieve an impressive power output of over 470 horsepower and 425 pound-feet of torque when fueled with 93-octane gasoline. Even more power is attainable when utilizing E85 and additional fueling enhancements.

The centerpiece of this kit is the cutting-edge Garrett® PowerMax™ Turbocharger, boasting GTX Gen II compressor aerodynamics that dramatically increase airflow by a remarkable 32% compared to the stock turbocharger. This power upgrade is made possible by incorporating a high-temperature Mar-M alloy turbine wheel, which is paired with state-of-the-art turbine aerodynamics. The turbocharger is further enhanced by a robust twin-scroll stainless steel turbine housing that can withstand temperatures of up to 1050°C. This innovative design ensures that your driving experience reaches new levels of performance, allowing you to embrace the future of power with the Garrett® PowerMax™ Turbocharger.