The 2012 British GT Championship was won by a car that was first introduced in what year?
2012 British GT Championship:  Motorbase Performance drivers Michael Caine and Daniele Perfetti won the GT3 category in a Porsche 997 GT3-R, Team WFR's Jody Fanin and Warren Hughes won the GT4 championship driving a Ginetta G50, while Ryan Hooker and Gary Eastwood took the GTC title in a Ferrari 458 Challenge driving for FF Corse. Porsche 911 GT3:  The GT3, introduced in 1999, is named after the Fédération Internationale de l'Automobile (FIA) Group GT3 class, created in 2005, in which it was designed to compete.
i don't know