Audi A7 ECU Tuning Box Kit Installed VRTuned.com September 19, 2015 Company News 2 Comments Want to boost up your 3.0L Supercharged Audi A7? Well this guy did too and we hooked him up with a VR Tuned ECU Tuning Box Kit for the Audi A7. All the Audi vehicles with the 3.0L supercharged engine, aka...