The Audi A8 2.0 TFSI Hybrid 245hp (D4 - 2010 - 2016) produces 245bhp and 480Nm in standard form. Our Stage 1 ECU tuning file raises output to 300bhp and 550Nm, a gain of 55bhp and 70Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.