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Order This File Ask a QuestionThe Infiniti G37/M37 3.0d 235hp (All) produces 235bhp and 550Nm in standard form. Our Stage 1 ECU tuning file raises output to 250bhp and 600Nm, a gain of 15bhp and 50Nm, with no hardware modifications required. The file is delivered through the ByteFlash Portal and is ready to write to the vehicle.