I will update this as more information is found.

The new version, v2.7, has been released.

Here is the description:

Celebrate timeless Italian racing with exclusive Maserati vehicles and Ferrari's most ambitious project yet, the LaFerrari.

• Maserati - The Trident marque commemorates a century of passion, joining Real Racing with the GranTurismo MC Stradale and its limited edition race-spec version.
• LaFerrari - Discover Ferrari's first ever production car equipped with the F1-derived hybrid.
• Marquis World Championship - Join the race team of wealthy car aficionado and win a limited edition Maserati GranTurismo MC Stradale R3!
• New Bonus Series - Over 100 new events feature in Hybrid Hypercar Clash, Luxury Tourer Tournament and the exclusive Maserati GranTurismo MC Stradale R3 World Tour.

What's New?

- "3" new cars: LaFerrari (790 GC), Maserati GranTurismo MC Stradale (event unlock), Maserati GranTurismo MC Stradale Limited Edition (event unlock). There are now 100 cars in the game as of this update.

- the GranTurismo has been added to the Prestige Powermatch series in the Expert category

- new sub-series, Luxury Tourer Tournament, with the Aston Martin DB9, Mercedes-Benz SL 65 AMG Black and Maserati GranTurismo MC Stradale; found in the Expert category

- new sub-series, Race-Spec Maserati GranTurismo MC Stradale World Tour, most likely with the race spec GranTurismo; found in the Master category

- new sub-series, Hybrid Hypercar Clash, with the Porsche 918 Spyder, McLaren P1, and LaFerrari; found in the Legend category

- LaFerrari has been added to the Zenith series

- new event, 10 Day Marquis World Championship, begins on November 28 and rewards the race-spec MC Stradale

- option to watch ads for some GC has returned