Peugeot teamed up with Mercedes, put 504 petrol or diesel engines in the G-Wagen and called it the P4 ("VLTT" originally), Saviem put a 1647 cc Renault 20 engine in Fiat’s Campagnola chassis and dubbed it the TRM500 and Citroën built the Citroën C-44, a Volkswagen Iltis-based vehicle powered by a 75 horsepower 1.8 litre Douvrin engine.