Link PlugIn ECU WRX V3-4 EJ20 WRXLink (3-4) – WRX4X Bare Case Halves 238-4000 - Plugin ECU G4X

238-4000 - Plugin ECU G4X Subaru WRX11

Expansion Connector 1

L LENGTH TOURING WAGON 1990

Let’s face it - all of those options suck

Gear compensations for spark

Link PlugIn ECU WRX V3-4 EJ20 WRXLink (3-4) – WRX4X Bare Case Halves 238-4000 - Plugin ECU G4XEasy 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