Lexus IS (2.5 208hp) Denso 89661-53C20 89663-53770 Original ECU File
About this file
Here is original ECU file for Lexus IS 2.5 208hp: Denso 89661-53C20 89663-53770. To buy the original file, you need to register on our file-service or log in (if you have an account) and recharge your account. Also you can find all available options on our platform for emissions removal (DPF, EGR, AdBlue) or improving power with stage 1/2/3 or ECO tuning.
What you receive
- The original (stock) read of this ECU, exactly as read — no modifications.
- Delivered as a ZIP archive — unpack it with any ZIP tool. The file inside has the .ori extension; if your tool expects .bin, simply rename it.
- The original read only — no full backups, EPROMs, SGO, VBF or other formats.
Before you order
- All sales are final. Check HW, SW and calibration against your own read — a delivered file cannot be refunded.
- Different tools expect different file sizes when writing to the ECU — make sure the file suits your device.
- Not sure? Ask us on WhatsApp before buying.
File specifications
| Brand name and model | Lexus IS |
| Engine power | 2500 208HP |
| Engine code | 4GR-FSE |
| ECU brand name | DENSO |
| ECU model name | — |
| ECU hardware | 89661-53C20 |
| ECU software | 89663-53770 |
| ECU calibration | 35377000 |
| ECU SW upgrade | — |
| Also written as | 8966153C20 · 8966353770 |
Need it tuned?
We modify this exact ECU for you
- Stage 1 / Stage 2 / ECO
- DPF / FAP OFF
- EGR OFF
- AdBlue / SCR OFF
- DTC OFF
- Speed limiter, Start&Stop and more
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