Categories Cars Car of the Day #45: Porsche 918 RSR Concept Post author By Uygar Kilic Post date January 25, 2012 From Autosport International 2012! Related Tags Autosport International, Autosport International 2012, Car of The Day, Porsche, Porsche 918 ← More Photos from Autosport International 2012 → BMW M Models: X5 M50d, X6 M50d and M550d xDrive