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 FITS: 3rd Gen Acura RDX 2.0t
PRIOR TO ORDERING:  Axion Industries is not liable for any issues with installation.  All tunes require a professional, especially in order to troubleshoot any issues.  Should you need assistance, please contact KTuner directly.
NOTE: Free tunes can be downloaded from the KTuner site.
KTuner is for off-road research and development testing only. Every vehicle should be flashed back to factory before being driven on a public road.
See Dyno testing results at the bottom of the page.
What are my options?
• KTunerFlash V1.2 End User System – Hardware/software. Datalog And Make Your Own Changes! – $449
• KTunerFlash V2 End User System – All-In-One Display/Flash Hardware+Software. Datalog and make your own changes – $649
An asterisk next to an ECU number signifies that an appointment will need to be made in order to retrieve the ECU data. Part numbers for usable ECUs include:
| North America |  |  | 
| 2019 | AT | 37820-5YF-A51 through A57 | 
|  |  | 37820-5YF-A61 through A67 | 
|  |  | 37820-5YF-A71 through A77 | 
|  |  | 37820-5YF-A81 through A87 | 
| 2020 |  | 37820-5YF-A11 through A14 | 
|  |  | 37820-5YF-A21 through A24 | 
|  |  | 37820-5YF-A31 through A34 | 
|  |  | 37820-5YF-A41 through A44 | 
| 2021 |  | 37820-5YF-C21 through C24 | 
|  |  | 37820-5YF-C31 through C34 | 
|  |  | 37820-5YF-C41 through C44 | 
| 2022 |  | 37820-5YF-AD1 through AD4 | 
|  |  | 37820-5YF-AE1 through AE4 | 
|  |  | 37820-5YF-AF1 through AF4 | 
| 2023 |  | 37820-5YF-AL1 through AL4 | 
| 2023 |  | 37820-5YF-AK1 through AK4 | 
|  |  | 37820-5YF-AM1 through AM4 | 
| International | AT | 37820-5YF-K61 through K65 | 
|  |  | 37820-5YF-Y61 through Y65 | 
KTuner feature matrix for 19+ RDX 2.0T (BETA means the feature is currently in testing phases):
| Feature | Final | BETA |  | End User | Dealer Tuning | Reflash | 
| Real-Time Logging | X |  |  | X | X |  | 
| Ignition/Fuel Tuning | X |  |  | X | X | X | 
| Throttle Control Quick Adjustment | X |  |  | X | X | X | 
| Rev Limiter Settings | X |  |  | X | X | X | 
| Closed Loop Control | X |  |  | X | X | X | 
| Disable Sensors | X |  |  | X | X | X | 
| Fuel Cut Parameters | X |  |  | X | X | X | 
| Fuel Correction Parameters | X |  |  | X | X | X | 
| Ignition Correction Parameters | X |  |  | X | X | X | 
| Idle Control Parameters | X |  |  | X | X | X | 
 
Speed Limiter removed. Please adhere to your tire speed limitations and note this feature is for off-road use only.
We are currently offering multiple research calibrations. Running 91+ will give the best results.
Stage 1:
Improved throttle response
Removed throttle dampening on low end, better performance off the line
Reduced turbo lag
Improved low-end and midrange torque
Boost level adjusted
Smooth torque delivery throughout the rev range
- Up to 40 lb-ft of torque increase over factory
- Up to 25whp increase over factory
Producing a much more sporty feel, drivability, and additional power throughout the RPM range!
Stage 2:
Improved throttle response
Removed throttle dampening on low end, better performance off the line
Reduced turbo lag
Improved low-end and midrange torque
Boost level adjusted
- Up to 60 lb-ft of torque increase over factory
- Up to 45whp increase over factory
- 29whp peak-to-peak
Producing a much more sporty feel, drivability, and additional power throughout the RPM range!
Flash Back To Stock At Any Time
Dyno Results
AWD AT Run As 2WD
Stage 1 Results:
Smooth torque delivery throughout the rev range
Up to 40 lb-ft of torque increase over factory
Up to 25whp increase over factory

Stage 2 Results:
Up to 60 lb-ft of torque increase over factory
Up to 45whp increase over factory
29whp peak-to-peak

  
      
        
  
 
         
    
    
  
  
  
  
  
  
  
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