Platinum PRO Direct Plug-in - Subaru GDB WRX MY01-05

The Haltech Platinum PRO Direct Plug-in harness delivers professional-grade engine management integration for 2001-2005 Subaru GDB WRX models. Engineered as a complete plug-and-play wiring solution, this harness eliminates the need for cutting or splicing factory wiring when installing a Platinum PRO ECU. Features OEM-quality connectors and circuit protection throughout, maintaining factory reliability while enabling advanced tuning capabilities. Designed for workshop efficiency, it ensures clean, reversible installations that preserve vehicle integrity. An essential component for tuners upgrading WRX platforms to Haltech standalone engine management systems.