A 2013 Pagani Huayra has been confirmed for Transformers 4 which is due on June 27, 2014.
The Italian supercar will join an already impressive fleet of models such as the Bugatti Veyron Grand Sport Vitesse, 2014 Chevrolet Corvette Stingray and a 1967 Chevrolet Camaro SS "acting" as Bumblebee. Other cars include a Chevrolet Sonic RS and a new Western Star semi as Optimus Prime.
The fourth iteration of the Transformers franchise will be Michael Bay's last film as director. Some of the new actors confirmed include Kelsey Grammer, Mark Wahlberg, Stanley Tucci, Jack Reynor, Nicola Peltz, Li Bingbing and T.J. Miller.
Michael Bay mentioned on his personal blog that a name for the upcoming movie has not been established yet.