The Automotive Clinic — Tuning Files

Software 55581104 55581157 55581159 55581098 5558 Delco E78

22 master projects carry this software number, 21 with a modified version. Upload your read to have the tune transferred into your own file, or buy the file exactly as we hold it by software number. Modified files from $275, original (stock) files from $75 AUD. Trade accounts see their own pricing after log in.

Fitted to

Opel ×8
Opel Astra 1.4 Turbo ecoFLEX ×3
Opel Astra 1.4 T (4cyl) ×2
Opel Astra-J 1.4 Turbo ×2
Opel Astra 1.4 Turbo ecoFlex - 140hp ×2
Opel Astra 1.4 Turbo ×2
Opel Astra 1.4t
Opel Astra 1.4T
Opel Astra

ECU

Delco / Ac Delco / Marelli
E78 / Undefined / DDCR
GM

Hardware / part numbers

12639237
12644082
20171014_150402
55581104
Undefined

Read with

any full read from your flashing tool

Modifications available

Have the read? Upload it.
Your own file comes back with the modification built in, checked for a 100% match before it's offered.
Upload your read →
Can't read the ECU? Buy by software number.
The stock or modified file exactly as we hold it, to write with your tool. Make sure your ECU carries 55581104 55581157 55581159 55581098 5558 and the same hardware number.
See files & prices →

Vehicle pages: Opel Astra · Opel Astra-J

Files are supplied for off-road / motorsport use; checksums are corrected by your flashing tool on write. Last project update 2024-03-05.

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