Cavani completed his move to Paris yesterday.
"I had three spectacular years at Napoli," he told a Press conference. "I want to tell the people of Naples that I will always carry them in my heart.
"I love Naples and I want to come back one day.
"I love the people and I always will do, but today I am a PSG player and I will give everything for these colours.
"I wish Napoli all the best and I hope they can win more trophies."