New From XFORCE of Australia - CAT Back Sound Control Exhaust for the FORD FOCUS RS 2.3 Ecoboost 

Stainless Steel 3" Diam with VAREX Sound control Actuator  / Smart app for in cabin Adjustment * Phone device not Included .

** Factory Drive mode valve is retained & Loom connected but not used - Varex Motor takes over Sound Control .

The renowned VAREX Exhaust System was invented and manufactured by XForce Performance Exhaust.

VAREX exhaust has since been the most popular choice among the enthusiasts and professionals, who are seeking the flexible control of the sound level for their performance exhaust.

VAREX exhaust systems allow users to adjust the exhaust sound from stock-car like quiet to sports-car like growl by a click of a key fob button. 

WHAT IS THE SMART BOX?

 Varex Smart Box is a control device with patent pending technology that let the user to manually and automatically adjust the exhaust sound level of the Varex exhaust.

The users can operate and make change 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, which provides an exceptionally reliable and smooth user experience.

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:(ONLY WORK WITH VEHICLES EQUIPED WITH OBDII)

  • Automatic control of VAREX exhaust valve positions based on real time information of RPM,Throttle, and Speed.

WHAT IS THE MANUAL MODE?