There are some side skirts and rear decklid/spoiler on eBay, I think in Ocean Blue (although hard to tell) - side skirts are scuffed up butthe decklid looks pretty good, I think it is 97-2002 fitment for the rear decklid (if they are even different?)
Porsche 986 Boxster Rear Aero Kit Hood Deck Trunk Lid Spoiler Wing Factory OEM | eBay
Side skirts same seller, dang I forgot how much it was!