Ford F-550 6.7 V8 400hp ECU Tuning File

The Ford F-550 6.7 V8 400hp (All) produces 400bhp and 1086Nm in standard form. Our Stage 1 ECU tuning file raises output to 430bhp and 1120Nm, a gain of 30bhp and 34Nm, with no hardware modifications required. The file is delivered through the ByteFlash Portal and is ready to write to the vehicle.