Variant 1
ECU- Catalog engine
- 400 22HP
- Controller brand
- DENSO
- ECU
- 1S3-8591A-00
- Stock power
- 22 HP
YAMAHA · 1S3-8591A-00 ECU
YAMAHA SR 1S3-8591A-00 tuning files
Everything we work with on the YAMAHA SR fitted with the 1S3-8591A-00. Across the matched variants stock power runs from 22 to 22 HP. For this platform the dependable path begins with Stage 1 and Stage 2. We match the right calibration to your exact software and validate it before delivery.
Available solutions
Solutions that apply to the 1S3-8591A-00 on this vehicle platform. The exact set depends on the specific engine and software version.
Engine variants & ECU software
1 distinct variant for the YAMAHA SR on the 1S3-8591A-00 ECU. Reference the engine and controller software when you upload.
Related vehicles
Other vehicles built on the 1S3-8591A-00 controller or the same engine — handy when a platform spans several models and makes.
Questions, answered.
Which tuning solutions are available for the YAMAHA SR on the 1S3-8591A-00?
Stage 1, Stage 2. The exact set depends on the specific engine and software version.
Do you cover the 1S3-8591A-00 ECU software on this model?
Yes — the YAMAHA SR on the 1S3-8591A-00 ECU is part of the catalog. Upload your original file and it is matched to the right calibration before any work is done.
How is the file delivered?
Through the TuningBay workflow with operator validation and one safe, sensible result per job. Files we deliver, we stand behind.