Varex Smartbox The XForce Varex Smart Box is a control device which allows the user to manually and automatically adjust the exhaust sound level of their Varex exhaust. The users can operate and make changes to the settings of the Smart Box via an elegantly designed Smartphone App. The connections between the Smart Boxes and the smart phones are via the latest Bluetooth technology. This therefore provides an exceptionally reliable and smooth user experience. XForce Varex Smart Box provides the following functions: MANUAL MODE: Precise manual adjustment of VAREX exhaust valve positions & Custom pre-set of VAREX exhaust valve positions. MATRIX MODE: Automatic control of VAREX exhaust valve positions based on real time information of RPM, Throttle, and Speed. GEO LOCATION MODE: Automatic control of VAREX exhaust valve positions based on precise, user defined geofencing. Make Model Year Audi S3 (8V) 2017 - 2020 Volkswagen Golf GTI (MK7) 2013 - 2017 Volkswagen Golf GTI (MK7.5) 2018 - 2020 Volkswagen Golf R (MK7) 2013 - 2017 Volkswagen Golf R (MK7.5) 2018 - 2020
