If you are after a simple plug-and-play option and your car still has its original engine and wiring in it, a Plug-in ECU is the easiest and quickest solution.

You simply unplug the factory ECU, and plug the Haltech ECU directly into the factory harness. Load your base map and you're ready to go!

Direct plug and play replacement of the OEM ECU, no re-wiring necessary.
Uses the car's factory sensors
Supports Sequential Injection (peak and hold) and Direct fire ignition
Windows 2000, XP, Vista, Windows 7 compatible software
Real time programming, instant hesitation free adjustment while engine is running
Fully user definable 32 x 32 mapping
Tuning via Volumetric Efficiency (VE), Injection time or Lambda Correction (MAF)
OBD II Code Storing & Malfunction Indicator Light (MIL) Control (through laptop only )
Selectable onboard internal MAP sensor rated to 150kPa (up to 1.5 Bar or 22psi boost)
Wideband auto tuning using user definable target AFR table
Flex Fuel Support
USB and CAN Communication Port

Suits: Subaru WRX (GDB MY01-05), STI (MY01-05 JDM & Aust Only) EJ20 Non DBW. Manual transmission only.

Includes: Platinum PRO Direct Plug-in ECU, Plug and pins for auxiliary I/O harness. Haltech CAN adaptor cable DTM-4 female receptacle/socket to 8 pin black Tyco 3"/75mm (used to adapt a Platinum series ECU to a DTM-4 Elite CAN system), USB programming cable.

Notes: Directly accepts an input from a flex fuel sensor.

Haltech

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Haltech Platinum PRO Plug-in ECU Subaru GDB WRX MY01-05