Wits coach Gavin Hunt has decided to rest the pair with an eye to Tuesday's crucial League match against title rivals Mamelodi Sundowns at Bidvest Stadium.
Winger Sameehg Doutie and veteran striker Henrico Botes also did not make the trip to Lobamba.
The Clever Boys enjoy a 3-0 lead from the first leg played in Johannesburg a fortnight ago.