A6 (4B2, C5) 1.9 TDI (2001 - 2005) 1896 ccm, 96 kw, 130 hp
A6 (4B2, C5) 2.5 TDI (2001 - 2005) 2496 ccm, 114 kw, 155 hp
A6 (4B2, C5) 2.5 TDI (2002 - 2005) 2496 ccm, 120 kw, 163 hp
A6 (4B2, C5) 2.7 quattro (2001 - 2004) 2671 ccm, 187 kw, 254 hp [TECDOC motornummer : 17865]
A6 (4B2, C5) 2.7 quattro (2003 - 2004) 2671 ccm, 195 kw, 265 hp
A6 (4B2, C5) 2.7 T quattro (2001 - 2005) 2671 ccm, 184 kw, 250 hp
A6 (4B2, C5) 3.0 (2001 - 2005) 2976 ccm, 162 kw, 220 hp
A6 (4B2, C5) 3.0 (2001 - 2005) 2976 ccm, 160 kw, 218 hp
A6 (4B2, C5) 3.0 quattro (2001 - 2005) 2976 ccm, 162 kw, 220 hp
A6 (4B2, C5) 3.0 quattro (2001 - 2004) 2976 ccm, 160 kw, 218 hp
A6 (4B2, C5) 4.2 quattro (1998 - 2005) 4172 ccm, 220 kw, 299 hp [TECDOC motornummer : 15336]
A6 / S6 Avant (4B5, C5) 1.9 TDI (2001 - 2005) 1896 ccm, 96 kw, 130 hp
A6 / S6 Avant (4B5, C5) 2.5 TDI (2001 - 2005) 2496 ccm, 114 kw, 155 hp
A6 / S6 Avant (4B5, C5) 2.5 TDI (2002 - 2005) 2496 ccm, 120 kw, 163 hp
A6 / S6 Avant (4B5, C5) 2.7 T quattro (2001 - 2005) 2671 ccm, 184 kw, 250 hp
A6 / S6 Avant (4B5, C5) 3.0 (2001 - 2005) 2976 ccm, 162 kw, 220 hp
A6 / S6 Avant (4B5, C5) 3.0 (2001 - 2005) 2976 ccm, 160 kw, 218 hp
A6 / S6 Avant (4B5, C5) 3.0 quattro (2001 - 2005) 2976 ccm, 162 kw, 220 hp
A6 / S6 Avant (4B5, C5) 3.0 quattro (2001 - 2005) 2976 ccm, 160 kw, 218 hp
A6 C5 (4B2) 2.5 TDI quattro (2000 - 2005) 2496 ccm, 132 kw, 180 hp
A6 C5 (4B2) S6 quattro (1999 - 2005) 4172 ccm, 250 kw, 340 hp [TECDOC motornummer : 15338]
A6 C5 Avant (4B5) 2.5 TDI quattro (2000 - 2005) 2496 ccm, 132 kw, 180 hp
A6 C5 Avant (4B5) S6 quattro (1999 - 2005) 4172 ccm, 250 kw, 340 hp [TECDOC motornummer : 15338]
ALLROAD (4BH, C5) 2.5 TDI quattro (2000 - 2005) 2496 ccm, 132 kw, 180 hp
ALLROAD (4BH, C5) 2.5 TDI quattro (2003 - 2005) 2496 ccm, 120 kw, 163 hp
ALLROAD (4BH, C5) 2.7 quattro (2000 - 2005) 2671 ccm, 187 kw, 254 hp
ALLROAD (4BH, C5) 2.7 T quattro (2000 - 2005) 2671 ccm, 184 kw, 250 hp