Software 89663-53580-A Denso N/A
2 master projects carry this software number, 2 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
Lexus IS-F 5.0L V8
Lexus ISF - LS500
ECU
Denso
N/A
Toyota/Denso
Hardware / part numbers
—
Read with
any full read from your flashing tool
Modifications available
- Stage 1 ×2
- Speed limiter (Vmax) ×2
- Other modification ×2
Have the read? Upload it.
Upload your read →
Your own file comes back with the modification built in, checked for a 100% match before it's offered.
Can't read the ECU? Buy by software number.
See files & prices →
The stock or modified file exactly as we hold it, to write with your tool. Make sure your ECU carries
89663-53580-A and the same hardware number.Vehicle pages: Lexus IS-F · Lexus ISF - LS500
Files are supplied for off-road / motorsport use; checksums are corrected by your flashing tool on write. Last project update 2026-02-02.