Romain will be behind the wheel of the Porsche 911 GT3 RS 4.0l developed by RD Limited and entered under his own team.
The M-Sport cars will go into the 2015 season with a new look.
Jari-Matti Latvala fought to the end, but it simply wasn't enough to take the FIA World Rally Championship title fight to the final round.
Thierry Neuville and Dani Sordo will once again represent the Hyundai Motorsport team, while Hayden Paddon will score points for Hyundai Motorsport N.
FIA Junior and WRC3 champion to race Citroen.
At the wheel of a Porsche 911 GT3 RS 4.0l, Romain Dumas finished second in the R-GT class, with six fastest times.
The battle for the lead in Rally Australia is incredibly close following the opening day of action.
Sebastien Ogier looks set to claim his final win of the season, but the battle for the final podium positions will go down to the wire on Wales Rally GB
Mikkelsen takes 3s lead into powerstage – but lost 3.8s on previous run through it.