COBB Accessport V3 with TCM Support for 2009–2014 Nissan GT-R (R35). This handheld programmer lets you tune your GT-R’s ECU and TCM with proven COBB calibrations and powerful monitoring tools.

Designed for enthusiasts who want control and clarity, the V3 features a large color display, quick map changes, and robust datalogging. TCM support enables flashing transmission calibrations to refine shift behavior on compatible R35 models. Read and clear DTCs, save your factory tune, and connect via USB for updates and map management. Supports COBB Off-The-Shelf maps (where available) and custom ProTuner calibrations.

Features

• ECU and TCM flashing for 2009–2014 Nissan GT-R
• Large color screen with customizable gauges
• High-speed datalogging and performance monitoring
• Read/clear diagnostic trouble codes
• Backup/restore factory map; easy map switching
• USB connectivity and firmware updates
• Supports COBB OTS and ProTuner custom maps

Questions or planning a build? Call our experts in Austin, TX at 512-982-9393 (TX) or in the Los Angeles, CA area at 562-981-6800 (CA). We offer professional installation and customization at both locations.

Buying multiple items? Contact us for shipping discounts. We install on premises at both locations.

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