Audi A4 3.0 TDi B8 quattro Saloon and Avant YOC: 2009 - 2014 Part: Cat-back Info: Cerakote Black Quad Outlet. Requires S-Line rear bumper in addition to S4 3.0T lower spoiler (part # 8K0 807 521 B 1RR) and detailing strip (part # 8T0 807 791 2ZZ) - approximately £100+VAT - vom your local Audi dealer tailpipe design: Twin 80mm GT pipe diameter: 70mm /2,76inch EC-approved: No Race system: No Valvesonic: No Part no.: SSXAU662