The Peugeot 604 was a series of luxury sedans introduced in 1975. Designed by Pininfarina, the 604 was the first luxury car offered by Peugeot since 1934. The 604 was fitted with a V6 (2.7L, 2.8L) or inline four turbodiesel (2.3L, 2.5L) during its production, which lasted until 1985.