This Stage 1 binary is developed for the 2005 Audi A4 2.0 TDI PD with Bosch EDC16 ECU. It refines fuel injection and torque maps to offer better driveability and improved power in the midrange. With a manual 6-speed gearbox and Freescale PowerPC control unit, this file maintains full reliability while offering a smooth increase in performance for daily and off-road use.