The packs will cost $6.99 apiece, or $24.99 as a Season Pass. Season Pass holders will get two exclusive cars at launch, the McLaren 12C and Ferrari 458 Speciale, along with access to each of the packs a week early.
The first DLC, the "Extreme Car Pack," is planned for January 2015.
The second DLC, the "Speed Car Pack," is planned for February 2015.
The third DLC, the "Vintage Car Pack," is planned for March 2015.
The fourth DLC, the "Raid Car Pack," is planned for April 2015.
The fifth unnamed DLC is planned for June 3rd, 2015
Ubisoft also promises new PvP modes shortly after the first pack, and additional themed missions with each car pack. Additional tuning kits, paintjobs and rims, and stickers are coming as well, and are included in the Season Pass.