The BMW 3 Series 330D 193hp (E46 - 1998 - 2005) produces 193bhp and 410Nm in standard form. Our Stage 1 ECU tuning file raises output to 221bhp and 480Nm, a gain of 28bhp and 70Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.