GTA 5 Porsche Boxster car mods 0 Porsche 718 Boxster S (982) 2017〡add-on 0 Porsche Boxster S (987) 2009 0 Porsche Boxster GTS (981) 2014〡lowered 0 Porsche Boxster GTS (981) 2014〡lowered〡add-on 0 Porsche 718 Boxster S (982) 2016〡add-on 0 Porsche Boxster 0 Porsche Boxster GTS (981) v1.2 [replace] 0 Porsche 718 Boxster S 1 Porsche Boxster S 987 2010 1 Porsche Boxster GTS