Others will chime in to confirm OEM parts needed but suspect it would be very spendy compared to factory equipped. For example, HID option cost was $595/507 retail/invoice (included in 402A pkg)...
2014 F150 SuperCab FX4 6.5', 6.2L, 3.73 e-locker, Max Tow - factory ordered
2000 Jeep Wrangler TJ 5spd manual, modded for rocky trails - factory ordered
2011 Lance 1685 travel trailer -- DawgHouse III