FITS: 11th Gen Honda Civic Si 1.5 Turbo
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
If you do not see your part number listed below, we can add it. Contact us via Info@KTuner.com
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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 – Full Support |
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2022 |
37820-64B-A01 through A02 |
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2023 |
37820-64B-AA1 through AA2 |
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2024 |
37820-64B-AB1 through AB2 |
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2025 |
NOT YET SUPPORTED |
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KTuner feature matrix for 22+ Civic Si 1.5T (BETA means the feature is currently in testing phases):
| Feature |
Final |
BETA |
|
End User |
Dealer Tuning |
Reflash |
| Real-Time Logging |
X |
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|
X |
X |
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| Ignition/Fuel Tuning |
X |
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|
X |
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| Flex Fuel Tuning |
X |
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|
X |
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| On The Fly Adjustable Launch Limiter |
X |
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|
X |
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| On The Fly Map Switching |
X |
|
|
X |
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| Advanced VSA Traction Control |
X |
|
|
X |
|
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| Throttle Control Quick Adjustment |
X |
|
|
X |
|
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| Dual Boost Targets With Sport Button |
X |
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|
X |
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| Turbo Responsiveness Quick Adjustment |
X |
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|
X |
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| Closed Loop Control |
X |
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|
X |
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| Disable Sensors |
X |
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|
X |
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| Fuel Cut Parameters |
X |
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|
X |
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| Fuel Correction Parameters |
X |
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|
X |
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| Ignition Correction Parameters |
X |
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|
X |
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| Idle Control Parameters |
X |
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X |
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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.
Starter 16.5 (Stage 0):
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
Producing a much more sporty feel, drivability, and additional power throughout the RPM range!
Starter 18 (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
18PSI Boost Targets
Smooth torque delivery throughout the rev range
- Up to 32 lb-ft of torque increase over factory
- Up to 30whp increase over factory
Producing a much more sporty feel, drivability, and additional power throughout the RPM range!
Starter 18 Dual Tune 1 (18PSI/Factory):
Improved throttle response
Removed throttle dampening on low end, better performance off the line
Reduced turbo lag
Improved low-end and midrange torque
Factory boost targets in Normal mode
18PSI boost targets in Sport
- Up to 32lb-ft of torque increase over factory
- Up to 30whp increase over factory
Smooth torque delivery throughout the rev range
Producing a much more sporty feel, drivability, and additional power throughout the RPM range!
Starter 18 Dual Tune 2 (18PSI/16.5):
Improved throttle response
Removed throttle dampening on low end, better performance off the line
Reduced turbo lag
Improved low-end and midrange torque
16.5PSI boost targets in Normal mode
18PSI boost targets in Sport
- Up to 32lb-ft of torque increase over factory
- Up to 30whp increase over factory
Smooth torque delivery throughout the rev range
Producing a much more sporty feel, drivability, and additional power throughout the RPM range!
Starter 21 (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
Stage 2 (21PSI) boost targets in Sport
- Up to 52 lb-ft of torque increase over factory
- Up to 47whp increase over factory
Producing a much more sporty feel, drivability, and additional power throughout the RPM range!
Starter 21 Dual Tune 1 :
Improved throttle response
Removed throttle dampening on low end, better performance off the line
Reduced turbo lag
Improved low-end and midrange torque
Factory boost targets in Normal mode
Stage 2 (21PSI) boost targets in Sport
- Up to 52 lb-ft of torque increase over factory
- Up to 47whp increase over factory
Producing a much more sporty feel, drivability, and additional power throughout the RPM range!
Starter 21 Dual Tune 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
Stage 1 (18PSI) boost targets in Normal mode
- Up to 33lb-ft of torque increase over factory
- Up to 30whp increase over factory
Stage 2 (21PSI) boost targets in Sport
- Up to 52 lb-ft of torque increase over factory
- Up to 47whp increase over factory
Producing a much more sporty feel, drivability, and additional power throughout the RPM range!
Starter 21 Flex Fuel (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
21PSI Tune With Flex Fuel Integration
- Up to 69 lb-ft of torque increase over factory
- Up to 63whp increase over factory
Producing a much more sporty feel, drivability, and additional power throughout the RPM range!
Starter 22 and 23 also included with multiple dual stage options.
Flash Back To Stock At Any Time
Dyno Results
Stage 1 Results:
Stage 2 Results:
Stage 2 + E30 Results:
