Audi A4 2.0 TDi B8 140PS / 177PS 2WD Saloon and Avant (S line models only) YOC: 2009 - 2014 Part: Cat-back Info: Cerakote Black Quad Outlet. Requires S4 3.0T lower spoiler and detailing strip tailpipe design: Twin 80mm GT pipe diameter: 70mm /2,76inch EC-approved: No Race system: No Valvesonic: No Part no.: SSXAU664