Citroen C6 is an executive car class 4-door fastback saloon that was being produced from 2005 to 2012 and it is available since 2016 in Chinese market (even though car has not so much in common with earlier C6). Car was released as a successor to Citroen XM. C6 had received 3.0 L V6 208 hp (155 kW), 2.7 L V6 HDi diesel 201 hp (150 kW) or 3.0 L diesel V6 HDi 237 hp (177 kW) engine.  There were innovative technologies such as head-up display, lane departure warning system, electronically controlled suspension, used in this car. 23 400 units of C6 was manufactured.