The Accessport is the world's best selling, most flexible, and easiest to use ECU upgrade solution for your Volkswagen Golf R. 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.

Stage 1 93 
Peak Gains* 23.93% HP / +19.7% TQ
Largest Gains* +24.60% HP / at 6100 RPM / +24.2% TQ at 4000 RPM

Stage 1 93 High Boost
Peak Gains* +30.50% HP / +28.05% TQ
Largest Gains* +28.90% HP / at 6100 RPM / +30.3% TQ at 4000 RPM

Stage 2 93 
Peak Gains* +32.2% HP / +36.62% TQ
Largest Gains* +34.52% HP at 5520 / +42.85% TQ at 4100 RPM

Stage 3 93
Peak Gains* +39.7% HP / +42.3% TQ
Largest Gains* +43.1% HP at 5600 RPM / +49.5% TQ at 4050 RPM

*Results may vary. Power as tested on 2016 Golf R Manual 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.