helo every one

i need your help regarding this matter

i have an mersedes s500 model year is 2000

i want to fit the original front lights for the 2003 model

doest it fit directly

and

do i need to change any connections or anything

i have original xnenon light

in my car and i know i can fit the oem or the copy lights they are selling in ebay

but i wanted the original one

so

can u help me with this information thanks