SmartBox Features:

• Precise manual adjustment of VAREX exhaust valve positions
• Custom pre-set of VAREX exhaust valve position
• Tune the VAREX exhaust as fine as 1% increments
• Automatic control of VAREX exhaust valve positions based on real-time information of RPM, throttle, and speed
• Automatic control of VAREX exhaust valve positions based on the real-time GPS location of the vehicle
• For install information on Smartbox, CLICK HERE

What’s Included in the kit:

• Smartbox Control unit
• OBD ii Access cable
• GPS Antenna
• Varex remote connecting cable