The Accessport is the world's best selling, most flexible, and easiest to use ECU upgrade solution for your Volkswagen GTI. Unlock power hidden within the vehicle by replacing conservative factory settings with more aggressive calibrations. Follow our staged upgrade path with pre-loaded Off The Shelf (OTS) maps or use custom mapping for any modification level. It's the last engine management solution you'll ever need.
Peak Gains* +12.8% HP / +18.6% TQ
Largest Gains* +17.1% HP / at 4900 / +22.2% TQ at 4000
Stage1 High boost / Stage1+SF 93
Peak Gains* +13.2% HP / +24.7% TQ
Largest Gains* +28.2% HP / +23.3% TQ at 4300 RPM
Peak Gains* +27.1% HP / +29.2% TQ
Largest Gains* +34% HP at 4600 RPM / +35% TQ at 4000 RPM
*Peak gains are measured as the difference between the highest points of the two plots. *Largest gains are measured as the largest gain at any single point between the two plots. Results may vary. Power as tested on 2010 GTI using these identical calibrations. Generally speaking, the 91 octane calibration has a richer fuel curve and a less aggressive ignition advance map to help compensate for 91 octane fuel and/or less than ideal atmospheric conditions. The map designed for 93 octane is the most aggressive.
Accessport V3 Features:
Simple Installation: Everything is included for the simple installation! Intuitive on-screen instructions identify your exact vehicle and available maps.
Simple Uninstall: Revert your ECU to exactly as it was before with the easy to use Uninstall option from the main menu.
Trouble Codes: Read engine trouble codes to diagnose issues. Clear them when resolved. Prevent expensive trips to the dealership.
Change Maps: Store up to 100 maps from our OTS map database or from your favorite COBB tuner and quickly switch between them for any need.
Gauges – Use your Accessport as a gauge to monitor boost or any other live information, directly from the ECU.
Data Logging: Record multiple data channels simultaneously for in-depth evaluation of engine performance. Stores up to 10 hours.
Performance Measuring: Welcome to your own performance evaluation suite! Measure 0-60 mph time, 60 foot and ¼ mile ET’s. and Trap Speed.
Shift Light: Set custom RPM warning lights for perfect shifts every time.
AP Manager: Use your PC or Mac to manage maps, download recorded datalogs, or quickly update your Accessport.