Description
2020 BMW 750xi ECU tuning.
Published factory figures: 523 HP, 553 TQ.
Stage 1: 680 HP, 626 TQ, Stock exhaust.
Stage 2: 700 HP, 650 TQ, Downpipes Required.
DME retains the original ECU calibration for returning the vehicle to stock. The calibration changes throttle response and torque management.
For OBD programming, DME supplies its tuning kit; the description also provides conditional mail-in instructions.
The buyer pays shipping in both directions; the return charge is added at checkout.
The source promises programming on receipt day, followed by return using the same service level as the inbound shipment (for example, Ground or Overnight).
