The Accessport is the world's best selling, most flexible, and easiest to use ECU upgrade solution for your GT-R.
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Everything is included for the simple installation! Intuitive on-screen instructions identify your exact vehicle and available maps.
Revert your ECU to exactly as it was before with the easy to use Uninstall option from the main menu.
Read engine trouble codes to diagnose issues. Clear them when resolved. Prevent expensive trips to the dealership.
Store up to 100 maps from our OTS map database or from your favorite COBB tuner and quickly switch between them for any need.
– Use your Accessport as a gauge to monitor boost or any other live information, directly from the ECU.
Record multiple data channels simultaneously for in-depth evaluation of engine performance. Stores up to 10 hours.
Welcome to your own performance evaluation suite! Measure 0-60 mph time, 60 foot and ¼ mile ET’s. and Trap Speed.
Set custom RPM warning lights for perfect shifts every time.
Use your PC or Mac to manage maps, download recorded datalogs, or quickly update your Accessport.
Nissan Specific Features:
Fast ECU Flashing: Allows ECU map change flashing time to be reduced to 40 seconds or less!
Map Switching: Switch to another map on-the-fly while you drive for optimal tuning for every situation.
Map Slot Throttle Tables: Each map slot now has unique throttle profiles, increasing the level of customization for each map slot.
TPMS Learning: Easily re-program TPMS sensors for new wheels and tires using the Accessport and prevent cumbersome trips to the dealership!* (*requires common Tire Pressure Positioning Sensor Tool)
Speed Density Tuning: Tune using the MAP sensor instead of the MAF sensor for big-power builds that exceed the stock MAF sensor's maximum capacity.
Realtime Tuning: Changes can be made to the map in realtime, while the engine is running. Greatly speeds up the tuning process and allows quick changes to powerful features like Lauch Control, Flat Foot Shift, and map switching.
Knock Indicator: View knock events, as they occur, on the factory in-dash display.