DMAX of Moraine, Ohio is a manufacturer of Diesel engines for trucks.Originally A joint venture between General Motors and Isuzu Motors, the formation of DMAX was announced in December of 1998. General Motors acquired a majority stake of the venture in 2003, including all engine designs. The company's Duramax V8 engine has been extremely successful for GM.
Prior to the founding of the DMAX venture, the Moraine plant produced GM's 6.5 L Diesel V8. Production of that engine began in 1982.
- Circle L engine - 1.7 L I4 (produced at Isuzu Motors Polska)
- DMAX V6 engine - 3.0 L V6 (produced in Fujisawa, Kanagawa, Japan)
- Duramax V8 engine - 6.6 L V8 (produced at DMAX)