iRacing and Supercars recently announced that they're joining forces to bring the current-generation Ford Mustang and Holden Commodore ZB to the iRacing simulator. On their end, Supercars will provide the cars, courtesy of both DJR Team Penske and Triple Eight Racing. iRacing intends to use the newly-modeled cars in their Gfinity Supercar Eseries and Supercars' virtual eSport world championship after the …