BMW E39 525d ECU Tuning Files

BMW E39 525d ECU Tuning Files

This page lists 12 individual ECU files for the BMW E39 525d, covering 3 hardware numbers and 1 software numbers. ECU manufacturers: Bosch (12).

Available: Stage1, Stage2 files. Modified files cost 10 EUR. Each file fits one exact software version, so check your ECU's HW and SW numbers before you buy.

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