Since it was used in South Africa, you could give it an Panhard AML/Eland turret with a 90mm or 60mm mortar plus MGs.
Running with the idea of ATGWs, there was also an AML turret with 4 x SS-11 or 2 x SS-12. Alternatively, you could fit the British Ferret turret with an MG plus two Vigilants.