Citroen CX (got its name from cx, drag coefficient) is a mid-size luxury / executive class fastback or station wagon that was produced between 1974 and 1991. Car came with range of 2.0 – 2.4 L I4 petrol engines and 2.5 L I4 diesel engine. Different versions existed: 4-door SWB Fastback, Estate/Wagon/Break, Prestige. First generation was produced between 1974 and 1985, second from 1985 to 1991. Citroen CX was chosen as European Car of the Year in 1975 and was quite popular with about 1.2 million models sold.