The Lincoln Navigator 3.5 V6 Bi-Turbo 456hp (2017 - 2020) produces 456bhp and 690Nm in standard form. Our Stage 1 ECU tuning file raises output to 480bhp and 770Nm, a gain of 24bhp and 80Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.