Car of the Day #45: Porsche 918 RSR Concept Uygar Kilic 12 years ago From Autosport International 2012! Porsche: Autosport International 2012DateJanuary 14, 2012In relation toCarsAutosport International 2023DateJanuary 17, 2023In relation toCarsAutosport International 2012 Full CoverageDateJanuary 18, 2012In relation toCars