UNLIMITED WORKS HALTECH ECU – PLUG-IN & WIRE-IN SOLUTIONS WITH TUNING SERVICES
Price range: ¥245,180 through ¥279,500
You can also purchase individual parts. See the prices below.

This can be shipped via economy air shipping to most parts of Asia, the US, and Europe. However, the territories cannot be covered with this shipping, we may request an additional shipping charge after the buyer places the order.
Description
PROFESSIONAL-ENGINE MANAGEMENT FOR PERFORMANCE APPLICATIONS.
Unlimited Works offers Haltech ECU solutions for popular performance vehicles, combining world-class engine management hardware with professional tuning services.
Available in both plug-in configurations for direct OEM replacement and Elite series with vehicle-specific harnesses, these systems provide comprehensive control for naturally aspirated and forced induction applications.
Product Highlights
🔌 PLUG-IN ECU OPTIONS – DIRECT OEM REPLACEMENT
For vehicles with factory ECU connectors, Haltech Plug-In ECUs offer a seamless upgrade path:
| Application | Haltech Model | ||
|---|---|---|---|
| Lancer Evolution VIII–IX (6-speed) | PRO Plug-In | ||
| Subaru Impreza GDB (2001–2005) | PRO Plug-In |
PRO Plug-In Features:
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Direct plug-in replacement – no harness modification required
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Retains factory connectors and mounting points
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Built-in 1.5Bar MAP sensor (upgradeable with external sensors)
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Comprehensive tuning capability for modified engines
⚙️ ELITE SERIES WIRE-IN ECU
For maximum flexibility and advanced features:
| Application | Haltech Model | ||
|---|---|---|---|
| Lancer Evolution IV–IX | Elite 1500 | Includes vehicle-specific harness |
Elite 1500 Features:
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Advanced processing power for complex engine configurations
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Vehicle-specific harness included for simplified installation
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Extensive I/O for auxiliary controls
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Ideal for custom wiring and race applications
Technical Specifications & Application
Key Details
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Product: Haltech Engine Management Systems
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Tuning Service: Professional calibration by Unlimited Works (¥194,800)
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Sensor Options: Comprehensive range available separately
Vehicle Compatibility
| Vehicle | Haltech Model | Type |
|---|---|---|
| Lancer Evolution VIII–IX (6-speed) | PRO Plug-In | Plug-in replacement |
| Subaru Impreza GDB (2001–2005) | PRO Plug-In | Plug-in replacement |
| Lancer Evolution IV–IX | Elite 1500 | Wire-in w/ vehicle harness |
Optional Sensors & Accessories
Pressure Sensors
| Sensor | Range | Price |
|---|---|---|
2Bar MAP Sensor |
0–2 Bar absolute | ¥26,500 |
| 3Bar MAP Sensor | 0–3 Bar absolute | ¥28,700 |
| 4Bar MAP Sensor | 0–4 Bar absolute | ¥29,800 |
150PSI Pressure Sensor |
Fuel/Oil Pressure | ¥45,200 |
**Note: PRO Plug-In ECUs feature a built-in MAP sensor capable of measuring up to 1.5Bar. External sensors required for higher boost applications.*
Engine Management Sensors
| Sensor | Application | Price |
|---|---|---|
Intake Air Temperature Sensor |
Required for airflow-less tuning | ¥11,270 |
Water Temperature Sensor |
Engine coolant monitoring | ¥11,270 |
Throttle Position Sensor |
Replacement/upgrade sensor | ¥27,600 |
Oxygen Sensing
| Component | Type | Price |
|---|---|---|
O2 Sensor |
Narrow-band | ¥30,900 |
A/F Sensor Kit |
Complete kit (sensor, harness, display, bung) | ¥72,700 |
A/F Sensor Only |
Wide-band sensor only | ¥30,900 |
IQ3 Dash Monitor – Professional Data Display

IQ3 Dash Monitor
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Price: ¥176,100
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High-resolution color display
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Customizable data screens
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Direct ECU integration
IQ3 Logger
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Price: ¥342,200
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All IQ3 features plus:
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32-channel data logging capability
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GPS logger integration
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Professional data analysis for race tuning
Additional information
| OPTION | Lancer Evolution VIII–IX (6-speed), Subaru Impreza GDB (2001–2005), Lancer Evolution IV–IX |
|---|
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