G22 - 2020 ->
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Order This File Ask a QuestionThe BMW 4 Series 420d MHEV 190hp (G22 - 2020 ->) produces 190bhp and 400Nm in standard form. Our Stage 1 ECU tuning file raises output to 220bhp and 480Nm, a gain of 30bhp and 80Nm, with no hardware modifications required. The file is delivered through the ByteFlash Portal and is ready to write to the vehicle.