The Oldsmobile Bravada 4.3 V6 203hp (1996 - 2001) produces 203bhp and 353Nm in standard form. Our Stage 1 ECU tuning file raises output to 225bhp and 380Nm, a gain of 22bhp and 27Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.