OEMs are not actually the original manufacturer of the equipment, but are actually a company who has a relationship with the original manufacture to resell that manufacturer's product under its own name and branding.
Definition of warthog. : a wild African hog (Phacochoerus aethiopicus) that has large protruding tusks and in the male two pairs of rough warty excrescences on the face and that is sometimes placed in two separate species (P. aethiopicus and P. africanus)
Other modules that can be purchased for DCS World include: DCS: A-10C Warthog. Warthog brings the most realistic PC simulation of a modern fixed wing combat aircraft in regards to flight dynamics, avionics, sensors, and weapon systems. Warthog is considered by many to be the current bench mark of PC flight simulation.