Mambos

Hi! I have question, how to add own missile, i just found good aim-120D model, and i want to add this in the game, how i can do that? Also how i can add it for specific plane, for example only for f-18 or f-15 f-16 and more. i have this files. Backup with 120D AIM120 family with 120D Aim-120D shape and texture And loadout image