FEMA, on itunes wrote:

What's New in Version 5.1.0
The Big One is back – Real Racing 3 returns to the DAYTONA 500! Kick off this action-packed update with a special event, driving alongside the Stewart-Haas Racing team to earn Danica Patrick's Ford Fusion! You can also:
• Earn the Centenario LP 770-4 as it tears its way into Real Racing with an all-new special event
• Race for the chance to win the new Porsche Cayman S when The Gauntlet returns for its 12th season with more event variety and deeper runs
• Test your skills to earn Gold and Jimmie Johnson's Chevrolet SS, the Bugatti Veyron 16.4 Grand Sport Vitesse, and the McLaren F1 GTR in three Limited Time Series
And watch exclusive, in-game live-streaming content from Daytona featuring racing legend Dario Franchitti only in Real Racing 3