Manufacturer:FEBI BILSTEIN. Oil Separator, crankcase ventilation. A6 C7 Avant (4G5, 4GD) RS6 quattro 560HP/412KW 2013/01-2018/09. A6 C7 Avant (4G5, 4GD) S6 quattro 450HP/331KW 2014/10-2018/09. A6 C7 Avant (4G5, 4GD) RS6 performance quattro 605HP/445KW 2015/11-2018/09.
