Cobb 08-12 WRX (MT) / 08-12 STi / 07-10 LGT (AT- MT- SpecB) / 09-10 Impreza 2.5 GT AccessPORT V3

Part Details:

The COBB Accessport V3 is a handheld ECU tuning device designed for 2008–2012 Subaru WRX (Manual Transmission), 2008–2012 Subaru STi, 2007–2010 Legacy GT (AT, MT, Spec B), and 2009–2010 Impreza 2.5 GT models. It allows users to flash performance calibrations, monitor live engine data, and support both off-the-shelf (OTS) and custom tuning solutions.

The Accessport connects directly to the vehicle’s OBD-II port and provides an intuitive interface for installing maps, data logging, and monitoring critical parameters such as boost pressure, ignition timing, air-fuel ratio, and engine load. It is engineered to support stock and modified EJ255 and EJ257 turbo platforms seeking improved performance and drivability.

The V3 features a high-resolution, customizable display with multiple gauge layouts and mounting options. It functions as both an ECU flashing device and a real-time monitoring tool for performance-focused street and track applications.

Key Features

• Handheld ECU flashing device for select Subaru 2.5L Turbo models
• Supports OTS and custom tuning calibrations
• Real-time monitoring of engine parameters
• High-resolution customizable display
• OBD-II plug-and-play installation
• Data logging for performance analysis

Vehicle Fitment

• 2008–2012 Subaru WRX (Manual Transmission – 2.5L Turbo)
• 2008–2012 Subaru STi (2.5L Turbo)
• 2007–2010 Subaru Legacy GT (2.5L Turbo – AT, MT, Spec B)
• 2009–2010 Subaru Impreza 2.5 GT (2.5L Turbo)

Frequently Asked Questions (FAQ)

What does the Accessport V3 do?
The Accessport allows you to flash performance calibrations to the ECU, monitor live engine data, and support custom tuning for modified vehicles.

Is this compatible with stock vehicles?
Yes. The Accessport can be used on stock vehicles and supports OTS maps designed for factory configurations.

Can it support custom tuning?
Yes. The Accessport is compatible with professional custom tuning solutions.

Does installation require permanent modification?
No. The Accessport connects via the OBD-II port and does not require permanent hardware changes.

Recommended Supporting Electronics Components

• EFI Tuning Accessories – cables, mounts, and supporting hardware that help ensure proper setup and connectivity.
• Sensors – provide accurate data for reliable tuning, monitoring, and safe engine calibration.
• Electronics Components – explore additional electronics and engine management upgrades.
• Explore COBB Tuning performance products – view engine management systems, tuning solutions, and supporting components.