
Yamaha R1 RN65 ECU Programming – GYTR Kit Calibration
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DESCRIPTION
Factory GYTR race calibration. No compromises.
You send us your original Yamaha R1 RN65 ECU and we convert it to the official GYTR data standard:
• B3L-8591A-71
• B3L-8591A-72
• B3L-8591A-A0
(Supersport & Endurance specifications)
After programming, the ECU operates on full GYTR race level and delivers significantly improved throttle response, performance and overall engine control.
KIT LEVEL CONVERSION
The ECU corresponds to a full GYTR kit ECU after programming, with no functional difference to an original kit unit.
To operate correctly, one of the following setups is required:
• GYTR kit wiring harness
• Conversion of the original wiring harness to GYTR specification
We can carry out the wiring conversion if required.
PERFORMANCE CHARACTERISTICS
• Direct and aggressive throttle response
• Optimized power delivery
• Removal of OEM restrictions
• Full compatibility with race electronics
CONFIGURATION PROCESS
After purchase, you will receive a configuration form.
This form must be completed with all relevant bike data and setup details.
Your ECU must be sent to us for programming.
Each calibration is carried out individually based on your configuration.
No generic file.
No compromise.
Engineered performance.
IMPORTANT
For racing use only.
Not permitted for public road use.

