Audi A6 Quattro 2005-2008 V6 3.2L Front Side. A6 Quattro 2010 All Engine Size Front Side Brake Code 1ZL; Brake Code 1LG; except Armored. A6 Quattro 2009 All Engine Size Front Side except Armored. A6 Quattro 2011 All Engine Size Front Side except Armored.