Transform the driving experience of your Toyota GR Yaris with our ALL-NEW VAREX Valve equipped exhaust system; engineered to take your GR to the next level. through our extensive development and testing process we've been able to strike the perfect balance between sound and performance.Creating something very special for the giant killing Yaris GR. The system uses our cutting-edge patented VAREX Valve technology, allowing you to switch from Street to Race mode using the remote control or optional SmartBox system which offers smartphone app control and delivers unrivalled customisation.View Product Video