Isuzu has had a good name in the diesel engine field for long time and had built 20 million diesels since its predecessor developed Japan's first air-cooled automotive diesel engine in 1936. Isuzu diesels are selected and highly accepted by world-leading automakers around the world, such as Adam Opel in Germany, Renault in France and General Motors in USA. Isuzu produces engines for truck, bus and for all off road applications.