Max Allegri is keeping Napoli on their toes with several potential changes to the Juventus line-up and tactical system this evening.
It kicks off in Turin at 19.45 UK time (18.45 GMT), click here for a match preview.
Going into the title fight, only four points separate these sides at the top of the table, meaning a Napoli victory would close the gap to one point with four rounds to go.
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