The Porsche 911 3.6i GT3 360hp (1997 - 2006 ( 996 )) produces 360bhp and 370Nm in standard form. Our Stage 1 ECU tuning file raises output to 380bhp and 405Nm, a gain of 20bhp and 35Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.