Citroen C6 - come on board the new Citroën C6, and stand out from the crowd. See it. The striking front, the sleek roof and frameless doors, the speed-sensitive rear spoiler. A graceful aerodynamic profile that emphasizes energy and elegance. Drive it. Choose between the 215hp 3.0i V6 Petrol powerhouse, the potent 208hp 2.7HDi V6 Diesel or the innovative and highly efficient 173hp DPFS 2.2HDi Diesel with enhanced environmental credentials and enviable.