Varex Smart Box (Smartphone controlled Exhaust) ELANTRA N This will turn your Standard

This will turn your Standard GFB Bypass

Whether running a supercharger

Porsche 000 043 301 36

Make the best of your time on the track

We know that it is part of the nature of most performance exhausts

Varex Smart Box (Smartphone controlled Exhaust) ELANTRA N This will turn your StandardShips in 3 5 business days WHY THE SMART BOX? 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