Description
Dinan Performance Engine Software Kit for BMW E63 E64 645Ci is a Dinan at-home ECU flashing kit. Supplied for DIY – E63/E64.
Key Features:
- Flash it in your own garage: The kit lets you load Dinan calibrations yourself without a shop visit.
- Dinan calibration included: Supplied with the Dinan engine program for the listed vehicles.
- Reversible: The factory calibration can be restored when needed.
- No dyno time required: Off-the-shelf Dinan mapping, developed and validated before it ships.
Fitment:
- BMW 645Ci 2004-2005
Dinan part D900-456-KIT. Confirm fitment against your exact model and build date before ordering.

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