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Honda Civic Si 2016-2021 Hondata FlashPro

Honda Civic Si 2016-2021 Hondata FlashPro

Regular price $795.00
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Upgrade your 10th generation Honda Civic Si to new heights with the Hondata FlashPro tune. Experience the true potential of your vehicle's engine and take control of its performance like never before.

The Hondata FlashPro is the ultimate tuning solution designed specifically for the Civic Si, offering a seamless and efficient way to optimize your engine's power and torque. Unlock hidden horsepower, improve throttle response, and enjoy enhanced driving dynamics that will leave you exhilarated every time you hit the road.

With the Hondata FlashPro, you have the ability to fine-tune various engine parameters, including fuel maps, ignition timing, and cam timing, to achieve maximum performance tailored to your specific needs. It's like having a personalized race engineer at your fingertips, enabling you to customize your Civic Si's performance characteristics to match your driving style.

Not only does the Hondata FlashPro tune unleash the full potential of your Civic Si's engine, but it also provides advanced features like data logging and real-time monitoring. Keep track of critical engine metrics, identify areas for improvement, and make adjustments on the fly to optimize your tuning for different driving conditions.

Installation is a breeze with the user-friendly interface and step-by-step instructions provided by Hondata. The FlashPro connects directly to your Civic Si's OBD-II port, ensuring a hassle-free setup process. Plus, it's easily reversible, allowing you to restore your vehicle to its factory settings whenever necessary.

Don't settle for ordinary performance when you can have extraordinary. Elevate your driving experience with the 10th Gen Civic Si Hondata FlashPro tune and unlock the true potential of your vehicle. Prepare yourself for a thrilling ride that will leave you with a smile on your face every time you turn the key.


  • Programmable ECU interface.
  • Connects via OBDII diagnostic port.
  • USB 2.0 connection
  • Works with Laptop or Desktop
  • No ECU modification necessary.
  • Live Tuning
  • 20 hours on board datalogging memory.
  • Security Password.
  • FlashProManager Windows software.
  • Check and clear diagnostic codes.
  • Custom laptop gauges.
  • Dual calibration storage - upload from one of two calibrations stored in the FlashPro
The Hondata FlashPro is a hardware and software combination that connects from your laptop's USB port to your Civic's diagnostic port. It enables you to tune your engine computer for:
  • Intakes
  • Exhausts
  • Higher octane fuel
  • Higher Boost levels
2016+ Civic Turbo Software features:
  • Speed limiter removed.
  • Ignition, fuel, idle speed table editing.
  • Rev hang reduced for MT
  • Ignition and Fuel temperature compensation tables.
  • Rev and launch limiters.
  • AFM calibration table.
  • Idle Speed adjustment
  • Individual cylinder fuel & ignition trim.
  • Map tracing & lambda overlay.
  • Advanced Graphing.
  • 30 + advanced datalogging channels
The FlashPro Manager software comes with several built in calibrations for different intakes and boost levels. You will find a base maps that is a great fit for your car. The FlashPro has the best datalogging capability and support in the industry. There is simply no better way to learn how your engine runs and responds than by connecting a FlashPro and datalogging. See for yourself. The Hondata FlashPro is a product that delivers all the features you need, now, fully working, that will grow with you as you upgrade your engine. With live tuning capabilities, your tuner can now tune your car faster and more accurately. The FlashPro is designed, manufactured and assembled in the USA. As a result of local assembly, extensive testing before shipping and our stringent quality control, the FlashPro is incredibly reliable. Listed below are dyno plots of several of the many base maps provided with the FlashPro. How the FlashPro will perform on a stock Civic 1.5 Turbo? The answer is superbly! With a 100% stock 1.5 Civic Turbo you will benefit from:
  • Improved turbo spool
  • Raised boost limits
  • Better throttle response
  • Better mid range power and torque
  • Removed speed limit
  • No change in part throttle fuel economy
  • World Class Datalogging - which will teach you a lot about your engine.
Base maps: These are examples of the base maps provided with the FlashPro. The lower curves are done with the specified 87 octane on a stock 1.5 turbo Civic. The higher power curves are with California 91 octane and the FlashPro base maps. With higher octane fuel and more boost, extra power and torque is easily achived. Maps for cold air and short ram intakes are also included. Civic CVT high octane plus 3 psi more boost. +15 HP and 14 lb-ft torque  Civic CVT high octane plus 6 psi more boost. +25 HP and 35 lb-ft torque  Civic MT high octane plus 7 psi more boost. +23 HP and 50 lb-ft torque 
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