Warning! Installation of this Accessport over anything other than OEM or COBB software may result in ECU/TCU failure. Please contact COBB Support if you have any questions.Simple ECU flashing with gauge package! The in-cabin mountable Accessport V3 has a large, full color, high resolution screen which allows you to monitor up to six parameters in real time. Fully customizable from the look (multiple bezel colors), layout (set up race, street, or dyno gauge clusters), and mounting options (choose from 1,000s of standard vehicle mounts). And what's looks without brains? More processing power, memory, and storage to flash faster while saving all of your maps and logs. This is your new Accessport.WHY?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.Stage1 93Peak Gains* +12.8% HP / +18.6% TQLargest Gains* +17.1% HP / at 4900 / +22.2% TQ at 4000Stage1 High boost / Stage1+SF 93Peak Gains* +13.2% HP / +24.7% TQLargest Gains* +28.2% HP / +23.3% TQ at 4300 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.FEATURESVolkswagen Accessport V3 GTI (Mk6) 2010-2014 USDM, 2009-2013 WMLarger, full color, higher resolution screenCustomizable multi-gauge displayIn vehicle mount, with on/off switchFaster and easier to use with a familiar faceInterchangeable faceplates