Napoli striker, Victor Osimhen, began the new Serie A campaign the way he ended last season, scoring twice as he scored a brace in their 3-1 win at Frosinone on Saturday.
Abdulrahmane opened the scoring in the seventh minute, to give the home team the lead from the penalty spot.
Matteo Politano then equalized for the Italian champions in the 24th minute.
Napoli took the lead for the first time in the game three minutes before the break.
Osimhen fired home a thunderous shot for his first goal of the season.
The Nigeria international added his second of the game 11 minutes from time.
He was replaced by Giovanni Simeone in the 81st minute.