This Stage 1 tuning file is created for the 2010 Audi A4 2.0 TDI CR with the CAGC engine and Bosch EDC17_CP20 ECU. Developed for the 6-speed manual variant, the calibration increases usable torque across the RPM range while maintaining factory safety and diagnostic systems. Ideal for those looking to improve daily performance and throttle response without affecting emissions systems.