Premium Engine Control Unit (ECU) for 2020 BMW 7 Series G11 and X5 G05 models equipped with B57 diesel engines. This original DDE control module (part number 8479490) manages fuel injection, ignition timing, and engine performance parameters. Fully tested and verified for compatibility with diesel powertrains. Direct replacement for OEM specifications. Ideal for vehicles requiring ECU replacement due to malfunction or upgrade needs. Sourced from quality used inventory. Comes ready for installation with proper coding and programming support available. Essential component for maintaining optimal engine efficiency and emissions compliance in luxury BMW diesel vehicles.

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