HEAD LIGHT, FOG LIGHTS, REAR VIEW QUESTIONS????

[FLAWLIS101]

I ACTUALLY HAVE A COUPLE OF QUESTIONS, I HOPE SOME! CAN HELP WITH SOME DETAILS.I HAVE A 06 MURANO S EVERYTHING IS BASIC I WANT TO INSTALL HID HEAD LIGHTS, I FOUND THEM FOR ABOUT 400$ THE PAIR I JUST WANT TO KNOW CAN I JUST REPLACE THE FACTORY'S FOR THE HID'S WITHOUT ANY PROBLEMS OR DO I HAVE TO SWITCH AROUND SOME HARNESSES? NEXT THE FOG LIGHTS ARE THEY PRE WIRED FOR FOG'S CAN I BUY THE OEM'S AND POP OUT THOSE LITTLE PLASTIC CAPS AND JUST INSTALL AND BE GOOD OR WHAT?ALSO THE REAR VIEW MIRROR CAN I JUST REPLACE THAT WITH THE AUTO DIMMING?

I WOULD GREATLY APPRECIATE IT IF SOME1 CAN PLEASE HELP ME WITH THIS THANX NICO CLUB