Pontiac Montana 3.9 V6 240hp ECU Tuning File

The Pontiac Montana 3.9 V6 240hp (2006 - 2009) produces 240bhp and 332Nm in standard form. Our Stage 1 ECU tuning file raises output to 260bhp and 355Nm, a gain of 20bhp and 23Nm, with no hardware modifications required. The file is delivered through the ByteFlash Portal and is ready to write to the vehicle.