Model	Caroserie	Ani	kW	CP	Capacitate
CITROËN C6 (TD_) 3.0 V6	limuzina	2005-09-01 - 2012-12-01	155 kW	211 CP	2946 cm3
CITROËN C6 (TD_) 2.7 HDi	limuzina	2005-09-01 - 2011-12-01	150 kW	204 CP	2720 cm3
CITROËN C6 (TD_) 2.2 HDi	limuzina	2006-06-01 - 2012-12-01	125 kW	170 CP	2179 cm3
CITROËN C6 (TD_) 3.0 HDi	limuzina	2009-04-01 - 2012-12-01	177 kW	241 CP	2993 cm3
CITROËN C6 (TD_) 2.2 HDi	limuzina	2006-06-01 - 2010-12-01	120 kW	163 CP	2179 cm3
CITROËN C6 (TD_) 3.0 HDi	limuzina	2009-06-01 - 2010-12-01	155 kW	211 CP	2993 cm3