GMC Savana 4.3 V6 200hp ECU Tuning File

The GMC Savana 4.3 V6 200hp (2003 ->) produces 200bhp and 353Nm in standard form. Our Stage 1 ECU tuning file raises output to 220bhp and 380Nm, a gain of 20bhp and 27Nm, with no hardware modifications required. The file is delivered through the ByteFlash Portal and is ready to write to the vehicle.