Maximize the performance of your Audi B9 RS4 or RS5 2.9T with Jackal Motorsports ECU and TCU tuning, engineered for substantial horsepower and torque gains, sharper throttle response, and optimized transmission shifting. Offering Stage 1, Stage 2, and fully custom Stage 3 calibrations, each tune is developed through extensive real-world testing and tailored to your specific hardware and fuel setup. Designed for both street and track performance, Jackal tuning enhances turbo efficiency, power delivery, and drivability while maintaining long-term reliability for your twin-turbo 2.9T Audi.