Subaru WRX & STI V7-9 Impreza WRX & STI Plug-In ECU

Easy to install. Affordable. Reliable.  
G4X PlugIn ECUs offer the latest in engine management technology, designed to easily maximize the potential from your car.  
This ECU fits inside the factory OEM enclosure. Installation of the processing unit is a breeze, with no alteration of the factory wiring loom required for the models listed below. 

Designed for the WRX V7-9 EJ20 (GD/GG chassis, MY2000-2007 with cam control, 2.0L models only).

• Please check your connector matches the header in the listed photo before purchasing. This ECU fits 5 Plug ECUs. 
• This ECU works for manual transmissions only.  
• Air temp sensor highly recommended. 
• Most factory features are supported. 
• Check the features tab for I/O input & output expansion options.

G4X PlugIn Key Features (where applicable):
• Up to 6D fuel and ignition mapping
• Precision closed loop cam control (four cam, independent control)
• Sequential fuel delivery
• Digital triggering, all OEM patterns
• OEM idle hardware supported
• 5D boost control with three switchable tables
• Motorsport features - antilag, launch, flat shift
• Continuous barometric correction (on board)
• CAN port
• QuickTune - automated fuel tuning
• Individual cylinder correction
• USB tuning cable included
• Stats recording into on-board memory
• Gear compensations for spark, boost and fuel
• Real time selectable dual fuel, ignition and boost maps
• Sync and crank sensors can be a combination of Hall effect, variable reluctance or optical
• Boost control referenced to gear, speed or throttle position
• 512 megabytes data logging memory within storage unit
• Staged injection
• Knock with "windowing"

I/O Options:
The following expansion connector inputs/outputs are provided: 
Expansion connector 1  
Ign 6                Ignition 6 Auxiliary Output 
Ign 7                Ignition 7 Auxiliary Output 
Ign 8                Ignition 8 Auxiliary Output 
DI 7                Digital Input 
DI 8                Digital Input 
DI 9                Digital Input
An Temp 4        Temperature sensor input 
An Volt 11        Analog 0-5V input 

Expansion connector 2  
Gnd                Sensor Ground Only  
+5V Out        Low Current +5V Supply 
Aux 9                EThrottle - can't be used as an Aux out 
Aux 10                Auxiliary Output 
Volt 6                Analog 0-5V input 
Volt 7                Analog 0-5V input 
Volt 9                Analog 0-5V input 
Volt 10                Analog 0-5V input 

Download Manual  Click here

Click here to download the full Specifications PDF.