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. This will bring your build up to modern engine control standards, with all the features of a Link G4X storm under the hood. Including datalogging, motorsport control strategies, CAN bus, expansion options for more inputs and outputs and more!

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.