Get the Lambo Diablo GTR '99 from the skill tree of the Lambo Diablo SV '97 : r/ForzaHorizon
Forza Horizon on Twitter: "Your chance at the 1999 Lamborghini Diablo GTR has come back around. Complete 80% of the Autumn Seasonal Playlist and it can be yours. https://t.co/RWtlDIacfE" / Twitter
Forza Motorsport 4 - Lamborghini Diablo GTR 1999 - Test Drive Gameplay (HD) [1080p60FPS] - YouTube