KPRO V4.0
UNLEASHED PERFORMANCE
CALIBRATED // 100%

KPRO V4.0

The ultimate tuning interface for Honda K-Series engines. Surgical precision meets raw performance.

EXPLORE SYSTEM
SYS_ADDR: 0xFD42 // DATA_CH: 01
100HZ
DATA_RATE
AES-256
SEC_ACTIVE
LAT: 52.2297° N
LON: 21.0122° E
V4.0 // STABLE
ENGINEERING LEGACY
ESTABLISHED 2004

PRECISION ENGINEERING
FOR THE JDM COMMUNITY.

For over two decades, HondaVert has been at the forefront of aftermarket engine management solutions. Born from a passion for circuit racing and technical excellence, we develop hardware and software that empowers enthusiasts to push the limits of their Honda platforms.

OUR MISSION

Surgical-grade tuning tools that bridge the gap between amateur builds and pro racing.

GLOBAL NETWORK

Supported by certified tuners across 40+ countries.

EXPLORE OUR HISTORY
Engineering Legacy
DRIVEN BY PERFORMANCE

"We don't just sell parts; we provide the keys to unlock hidden potential."

DISCOVER OUR LINEUP

PRECISION PRODUCTS

VIEW ALL PRODUCTS
SKU: HV-KPRO
KPRO

KPROUNLEASHED

The ultimate tuning interface for Honda K-Series engines. Surgical precision meets ra...

LOW LATENCY
TELEMETRY
MSRP$699.00
READ MORE
SKU: HV-CANFLASH
CAN

CANFLASH

The definitive OBDII tuning interface for modern Honda/Acura platforms. Surgical data...

LOW LATENCY
TELEMETRY
MSRP$549.00
READ MORE
SKU: HV-S300
S300

S300CORE

Professional grade engine management for OBD1 Honda ECUs. Full real-time tuning, data...

LOW LATENCY
TELEMETRY
MSRP$499.00
READ MORE
WHY HONDA VERT

THE PRECISION DIFFERENCE

We don't manufacture parts; we craft engineering solutions for those who demand more than 'adequate' performance.

PRECISION HARDWARE

Our proprietary hardware is built to surgical standards in-house, ensuring zero-latency communication and unmatched reliability.

RAPID SUPPORT

Expert technical assistance from actual enthusiasts. We speak your language and understand your build goals.

SECURE ENCRYPTION

Industry-leading AES-256 bit encryption ensures your custom tunes and intellectual property remain yours and yours alone.

PROVEN PERFORMANCE

Over 20 years of track records across time attack, drag, and circuit series worldwide.

EXPLORE ALL SYSTEMS
CLIENT FEEDBACK

VOICES OF THE COMMUNITY

"Switched to HondaVert V4.0 last season. The data fidelity and zero-latency logging changed how we approach our setup. Unmatched precision."

ALEX R.TIME ATTACK DRIVER

"As a tuner, I need reliability. HondaVert consistently delivers hardware that doesn't crash, software that is intuitive, and support that actually knows their stuff."

KEVIN L.MASTER TUNER

"From real-time telemetry to custom launch control, the S300 Core has been rock solid for my turbo setup. Highly recommend for any serious build."

SARAH M.DRAG RACING SPECIALIST

"Our testing revealed zero heat-soak issues with the Hondavert platform. It handles 12-hour sessions with perfect consistency."

MARCO S.ENDURANCE RACER

"The Bluetooth integration makes mobile datalogging incredibly simple. I can diagnose issues without even opening my laptop."

DAVID K.STREET TUNER

"The rapid response of the 4BAR MAP sensor combined with KPro precision gives me the exact throttle response I need for high-angle transitions."

YUKI T.DRIFT MASTER
LATEST NEWS

ENGINEERING HUB

OPTIMIZING THE K-SERIES FOR TRACK USE
MARCH 15, 2026
MARK H.

OPTIMIZING THE K-SERIES FOR TRACK USE

Deep dive into fuel and ignition management strategies specifically designed for sustained high-RPM circuit racing environments.

READ ARTICLE
S300 V3 FIRMWARE UPDATE RELEASED
MARCH 10, 2026
ADMIN

S300 V3 FIRMWARE UPDATE RELEASED

Exploring the new link stability improvements, USB stack rewrite, and enhanced telemetry protocols for the OBD1 platform.

READ ARTICLE
PRECISION TUNING: THE FUTURE OF FLASHING
MARCH 02, 2026
MARK H.

PRECISION TUNING: THE FUTURE OF FLASHING

Understanding how CAN-BUS high-speed communication is revolutionizing ECU development for modern direct-injection Honda engines.

READ ARTICLE