Volkswagen MK7 Golf SIMOS18 ECU Tuning VRTuned.com December 23, 2016 Product Info How do you get more power out of the 220 horsepower Volkswagen Golf MK7? Do a VR Tuned ECU Flash! The MK7 ECU is a SIMOS18 that can only be done via the OBDII port. The options to do the tuning on the...