Iranian is a nationality.
Iranic are those ethnic groups speaking Iranian languages. Eg Tajiks, Persians, Pashtuns, Balochs, Ossetians.
Persian, Azeri, Baloch, Tajik, Arabs, Turkomen, Armenian, Lurs, Kurds are the major ethnic groups in Iran.
All Persians, Parsis consider themselves Aryans.
I am Dariush, the great king, the king of kings
The king of many countries and many people
The king of this expansive land,
The son of Wishtaspa of Achaemenid,
Persian, the son of a Persian,
'Aryan', from the Aryan race
Most Azeris consider themselves Turks.
Many Kurds consider themselves Kurds, as well as aryans.
Most Arabs consider themselves Arabs.
Iranians hate Gulf Arabs their role during Iran-Iraq war didn't help matters.
PS: Technically as per zoroastrian as in sanskrit Aryan is used to denote noble people and not a race, the original meaning has been corrupted in iran and india.