Varex Smart Box (Smartphone controlled Exhaust) ELANTRA N our patent pending compact 2-port

our patent pending compact 2-port catch can is installed in line with the factory PCV system in order to separate fuel vapors and oil droplets from the relieving crankcase pressure

This will turn your Standard GFB Bypass

There is always some locations that we just want the Varex exhaust to be quieter

‧Mono-tube shock design

Varex Smart Box (Smartphone controlled Exhaust) ELANTRA N our patent pending compact 2-portShips 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