The 22-year-old centre-back came up the ranks at Usuthu and has featured 10 times for the senior side since his breakthrough in the 2025/26 season.
Despite not yet featuring for AmaZulu this season, the young centre-back is highly rated and expected to fight for a place in the Sundowns squad.
Sundowns announced news of the signing on their social media accounts, penning: “Mamelodi Sundowns have added another young talent to the roster! Yellow Nation, let’s welcome Wandile Dube to the Yellow army.
READ: AmaZulu youngster Dube closing in on Mamelodi Sundowns move amid Pirates interest
“Wandile Dube joins the Yellow Family.
“A new face joins the ranks. Wandile Dube officially becomes a part of Bafana Ba Style.”