2006 - 2007
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Order This File Ask a QuestionThe Chevrolet Monte Carlo 3.9 V6 242hp (2006 - 2007) produces 242bhp and 328Nm in standard form. Our Stage 1 ECU tuning file raises output to 260bhp and 350Nm, a gain of 18bhp and 22Nm, with no hardware modifications required. The file is delivered through the ByteFlash Portal and is ready to write to the vehicle.