Downpipe designed for: Audi S6 C7 4G Audi S7 C7 Audi RS6 C7 4G Audi RS7 C7Downpipe Turboworks company is made of 100% from precious stainless steel. Departure diameter: 63mmDownpipe has a thermal shielddownpipe designed for: Audi S6 C7 2012 + Turboworks downpipe, is made of 100% from precious stainless steel. Outlet diameter: 63mm