The Pontiac G6 3.5 V6 224hp (2004 - 2010) produces 224bhp and 298Nm in standard form. Our Stage 1 ECU tuning file raises output to 245bhp and 325Nm, a gain of 21bhp and 27Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.