This B Connector Terminal Plug fits the Subaru WRX 2.0-05 ECU B connector and provides the pin interface for the ECM computer in turbocharged WRX engines. It acts as a replacement terminal plug for the ECU B connector pins, ensuring proper electrical contact within the turbo ECM wiring harness. Designed for Subaru WRX 2.0-05 applications, it supports the ECU B-side pin interface used by the turbo ECM system.
