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Hondata K-Pro (Version 4 Upgrade Only)

Hondata K-Pro (Version 4 Upgrade Only)


  • $270.00

The K-Series Programmable ECU (K-Pro) consists of a hardware modification to any K-Series ECU, plus Windows software which allows you to re-program the ECU and datalog sensors.


Not legal for sale or use in California on any pollution controlled motor vehicles. See for state by state emissions requirements. This product is for race use only.

Main features:

  • Fits inside the ECU
  • Designed and assembled in USA
  • USB connection for speed and compatibility
  • KManager Windows based software for parameter & table editing, calibration uploading and datalogging.
  • Many built in calibrations for common engine combinations
  • Built in datalogging to a laptop
  • On board datalogging memory (8 MB memory, 10-215 minutes datalogging)
  • Adjustment for different sized injectors, with overall fuel trim.
  • Configurable for any MAP sensor (to 5 Bar and above)
  • TPS based table lookup for ITBs
  • Engine protection from lean air fuel ratios, over boost and low oil/fuel pressure.
  • Expanded fuel and ignition tables, both in rpm and load, to 60 lbs boost and 11,000 rpm (these are not the upper limits)
  • Launch control with anti-lag
  • Three multi purpose outputs for nitrous control or similar.
  • Supports lambda tracing from the stock wideband o2 or aftermarket wideband.
  • PWM output for boost control
  • Bluetooth support and Hondata Mobile app.
  • Ethanol sensor input for flex fuel capability.
  • Alternate speed sensor input.
  • Dash output serial & CAN streams.
  • Live tuning and auto tune.

KManager editing software features:

  • High and low speed 16 x 20 ignition and fuel tables at multiple cam angles for correct VTEC and VTC tuning.
  • Injector size fuel trim
  • Fuel trim for starting, throttle tip in and individual cylinder trim
  • Rev limiter with fuel cut
  • Launch control with anti-lag
  • Adjustable VTEC window with load and throttle control
  • Adjustable idle speed
  • MAP sensor type and calibration
  • Adjustable boost cut with hot and cold settings
  • Closed loop control
  • Air temperature compensation
  • Fuel and ignition correction based on gear
  • Closed loop
  • Three general purpose outputs for nitrous control, quad boost control or similar
  • On board datalogging trigger conditions


KPro upgrades should use this form

Model List Civic Si 2002-2005
Civic Type R 2001-2005
RSX Type S 2002-2004
RSX Base 2002-2004
Integra Type R 2002-2006
Transmission MT
Part Number PRB (A01-A12 & 305)
PND (A01-A09)


KPro V4 upgrade form Upgrade a KPro v1, v2 or v3 to the KPro v4. Cost is $300 which includes shipping (for International customers, cost is $350).  Must send working ECU, payment, and completed form to Hondata.

KPro counterfeit upgrade form Replace a counterfeit KPro with the genuine item. Cost is $600 which includes shipping (for International customers, cost is $650). Must send working ECU, payment, and completed form to Hondata.


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