My vehicle doesnt have the rear a/c system and I found I need to change several parts out in the vehicle and I want to make sure i order the right parts as well.

1. replace my current compressor from single to compressor, W/aux AC
2. I haven't found where the location of condenser is yet
3. I need change one of those pipes connected to tank to the T pipes and I dont know where that one T pipe connects to when I looking my brother exploer cause his has rear a/c

what elese would i have to do before i work inside the vehicle within the engine area I have 4.0L v6

thanks everyone for your input