VAREX Smartbox Bluetooth Exhaust Valve Controller Varex exhaust systems does not come polished

does not come polished

Single 3" inlet

2 Inch Inlet & outlet

This makes it the perfect upgrade for those who want complete control over their vehicle's sound

The result is an uninterrupted exhaust flow that optimizes engine output and responsiveness

VAREX Smartbox Bluetooth Exhaust Valve Controller Varex exhaust systems does not come polishedWhat is the Smartbox? VAREX Smart Box is a control device with patent pending technology that lets the user manually and automatically adjust the exhaust sound level of the VAREX exhaust. Users can operate and make changes to the settings via an elegantly designed Smartphone App. The connections between the Smart Box and smartphones are via the latest Bluetooth technology, which provides a intuitive user experience. Precise manual adjustment of VAREX