BMW E39 520i ECU Tuning Files

BMW E39 520i ECU Tuning Files

This page lists 10 individual ECU files for the BMW E39 520i, covering 6 hardware numbers and 5 software numbers. ECU manufacturers: Bosch (7), Siemens (3).

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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BMW E39 520I Stage1
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BMW E39 520I Bosch Stage1

€10.00 Price

Stage1 ECU file for BMW E39 520I. Bosch. Original + modified file in a ZIP archive.

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