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 is a breeze, with no alteration of the factory wiring loom required for the models listed below. Designed for the WRX V3-4 EJ20

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

Suitable Applications: GC8D GC8E WRX and STI from 09/1996 to 08/1998   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 mega bytes data logging memory Staged injection Knock with "windowing" The following expansion connector inputs/outputs are provided: XS connector 1 Gnd Sensor Ground Only 5V Low Current 5V Supply DI 5 Digital Input DI 6 Digital Input Volt 5 Analog 0-5V input Volt 6 Analog 0-5V input Temp 4 Temperature sensor input Temp 3 Temperature sensor input Expansion connector 2 Gnd Sensor Ground Only 5V Low Current 5V Supply DI 9 Digital Input DI 10 Digital Input Volt 8 Analog 0-5V input Volt 9 Analog 0-5V input Ign 7 Ignition 7 Auxiliary Output Ign 8 Ignition 8 Auxiliary Output