The Automotive Clinic — Tuning Files

Software 5G0906259 Siemens/Continental SIMOS18

395 master projects carry this software number, 340 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

Volkswagen Golf 2.0 TSI GTI ×46
Volkswagen Golf 2.0 TSI ×41
Bentley Continental ×30
Volkswagen Golf 2.0 TFSI ×29
Volkswagen ×25
Volkswagen Golf ×20
Volkswagen Golf 2.0 GTI ×13
Volkswagen Golf 2.0 TSI GTI Performance ×13
Volkswagen Golf7 GTI 2.0 TSI ×11
Volkswagen Golf 2.0 TFSI GTI ×10

ECU

Siemens/Continental / Continental / Siemens
SIMOS18 / Simos 18.1 / Simos18
VAG

Hardware / part numbers

06K907425B
NA
Undefined
x
xxx
XXXXXXXXX
XXXXXXXXXX

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 5G0906259 and the same hardware number.
See files & prices →

Vehicle pages: Bentley Continental · Skoda Octavia · Skoda Octavia 2 · Skoda Octavia 3 · Skoda Octavia RS · Volkswagen 2.0TFSI GTI · Volkswagen GTI · Volkswagen Golf · Volkswagen Golf 7 · Volkswagen Golf 7 GTI · Volkswagen Golf 7 GTi · Volkswagen Golf GTI · Volkswagen Golf7 GTI · Volkswagen Golf7 GTI PERFORMANCE

Files are supplied for off-road / motorsport use; checksums are corrected by your flashing tool on write. Last project update 2026-08-28.

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