You will need to enter a different product key for each software unlike the suite's where it was one product key for all products. Below is a list for 2018. For 2017 you will need to replace the J with an I (like Indigo). For 2016 you will need to replace with I (I like Indigo)  and H and for 2015 it will be a G.


Products 

3DS Max – 128J1

AutoCAD – 001J1

AutoCAD Architecture - 185J1

AutoCAD Civil 3D - 237J1

AutoCAD Electrical - 225J1

AutoCAD Map 3D - 129J1

AutoCAD MEP - 235J1

AutoCAD P&ID - 448J1

AutoCAD Plant 3D - 426J1

AutoCAD Raster Design - 340J1

AutoCAD Utility Design - 213J1

Navisworks Manage - 507J1

Revit - 829J1

Vehicle Tracking - 955J1