E34
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Order This File Ask a QuestionThe BMW 5 Series 524 TD 115hp (E34) produces 115bhp and 220Nm in standard form. Our Stage 1 ECU tuning file raises output to 140bhp and 262Nm, a gain of 25bhp and 42Nm, with no hardware modifications required. The file is delivered through the ByteFlash Portal and is ready to write to the vehicle.