Empoli - Juventus live online: goals, as it happened
A second half double from the Portuguese striker was enough to secure maximum points for Juventus at the Stadio Carlo Castellani.
The Juventus juggernaut shows no signs of slowing down with newly promoted Empoli the "Old Lady's " latest victims after a Cristiano Ronaldo second half double ensured the maximum points headed northbound to Turin.
Promoted Empoli, with one win all season and 18th in the 20-team table, stunned the visitors with a Francesco Caputo goal -- the first time Juve had trailed at halftime this season.
But the champions turned the match around after the break as Ronaldo took his league tally to seven and left his side top with 28 points out of a possible 30, seven points clear of second-placed Napoli who play on Sunday.
Empoli-Juventus: as it happened
Empoli-Juventus: preview
Table topping Juve will be anxious to keep the positive sensations intact after the win at Old Trafford midweek in the Champions League as they face 18th placed Empoli in Serie A.
Despite a 1-1 draw at home last Saturday to Genoa, Allegri's side still a four point advantage over nearest rivals Napoli who face Roma at home on Sunday.
Key absentees for the Juve coach this evening will be Sami Khedira and Mario Mandzukic along with play maker Emre Can who looks poised to undergo an operation to correct a thyroid problem.