1989-1991 Dodge D350 5.9L I6 Diesel. 1989-1991 Dodge W250 5.9L I6 Diesel. 1989-1991 Dodge D250 5.9L I6 Diesel. 1989-1991 Dodge W350 5.9L I6 Diesel. This is a Reman Pump. I then try to price below the lowest price sold, or current lowest listed price.