Downpipe designed for: MINI Cooper S R56 R57 R58 R59 R60Downpipe by TurboWorks, is made of 100% stainless steel. Inlet diameter: 2.5 "64 mm Outlet diameter: 2.5" 64 mm Downpipe designed for: MINI Cooper S R56 R57 R58 R59 R60 Downpipe by TurboWorks, made of 100% stainless steel. Inlet Diameter: Outlet Diameter: