Syvecs Subaru Impreza 1997 TO 1999 - Direct fit ECU

The Syvecs direct fit ECU replaces the factory engine management system in 1997 to 1999 Subaru Impreza WRX GC8 and Legacy GTB models, eliminating the need for adaptor harnesses or rewiring. This standalone unit provides full control over fuel, ignition and auxiliary outputs while retaining OEM connector compatibility. Built for professional tuners requiring precise calibration tools, it delivers flexible mapping options and data logging capability. Designed to support modified engines without the limitations of factory electronics, this ECU suits workshops building performance Subarus to customer specification.