




Great news – on this purchase, you'll enjoy a BuildBUX bonus of $7.70.
Product Fitment:
2023-2025 Subaru Outback XT / Wilderness
2023-2025 Subaru Legacy XT
2023-2025 Subaru Ascent
The COBB Accessport is the best-selling, most versatile ECU tuning solution available for Subaru vehicles. Designed to unlock hidden performance by replacing factory calibrations with aggressive, performance-oriented maps, the Accessport gives drivers full control over their vehicle's tuning. Whether you’re following COBB’s proven Staged Upgrade Path with pre-loaded Off The Shelf (OTS) maps or opting for custom tuning, the Accessport is the ultimate tool for maximizing your Subaru’s potential.
Pre-loaded with COBB Off The Shelf maps for easy plug-and-play gains
Supports custom calibrations for any level of modification
Unlocks horsepower, torque, and drivability improvements instantly
High-resolution, full-color screen
Customizable multi-gauge display for real-time engine monitoring
In-vehicle mount with on/off switch for convenience and safety
User-friendly interface with fast navigation and tuning access
Includes interchangeable faceplates to match your interior
The COBB Accessport is more than just a tuner—it’s a complete engine management solution. Monitor engine parameters, flash performance maps, and troubleshoot with built-in diagnostics, all from one compact and powerful handheld device. Whether you’re running E85 with a Flex Fuel upgrade or adding bolt-ons, the Accessport is your go-to tool for safe and effective tuning.
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