Hondata KPro V4 for 02-04 K-Series Engine

• KManager Software Included

• Bluetooth Compatible

• Adjustable Fuel Trims, Timing, Rev Limits, & More

• Perfect for your K Swap or K Series Chassis

• Description

• Vehicle Fitment

• Technical Data

• Included

• Install Guide

Hondata KPro V4 ECU System, K Series Engine Management

If you want real control over your K series, the Hondata KPro V4 is the move. It turns your factory OBD2 ECU into a fully programmable setup, so you can actually tune fuel, ignition, VTEC, and the stuff that makes or breaks a K build. Stock K20 with bolt ons, big turbo K swap, high compression NA, it all works if you tune it correctly. We run these exact units on our own cars because guessing with piggybacks gets old fast.

Why KPro is the Standard for K Swaps

KPro became the default because it works and every competent K tuner already speaks the language. Hondata installs the KPro V4 hardware inside your factory Honda or Acura ECU, then you connect to a Windows laptop by USB and tune with KManager. You can change fuel and ignition tables, set VTEC and VTC engagement, enable launch control, and tune live with the engine running. You can also disable the immobilizer, which matters a lot when your chassis and ECU never met each other from the factory.

Built for Real Tuning

KPro V4 isn't a "flash and pray" deal. You get expanded tables up to 11,000 RPM and 60 psi of boost, plus high and low speed ignition and fuel tables with 16x20 resolution. That translates into cleaner part throttle, safer timing where the motor actually loads up, and less time chasing weird dips on the dyno. You also get multi cam angle tuning for VTEC and VTC, control over idle, IAT corrections, boost cuts, and support for stock or aftermarket widebands. PWM boost control output is on board, and the protection strategies cover lean AFR, overboost, low oil pressure, and low fuel pressure. That's the difference between "one more pull" and towing home.