South Africa have made three changes to the side that drew 16-16 with New Zealand with all three changes coming in the front row.
Tendai Mtawarira, Bongi Mbonambi and Trevor Nyakane will face down the challenge awaiting the Springboks when they take on Argentina in Salta on Saturday. Duane Vermeulen captains the side from number eight once again where he is joined in the back-row by Kwagga Smith and Pieter-Steph du Toit while Franco Moster and Eben Etzebeth continue their partnership in the lock positions.
The backs remained unchanged following that thrilling draw in Wellington with Faf de Klerk and Handré Pollard set to start at scrum-half and out-half respectively with Damian de Allende and Lukhanyo Am making up the Springbok midfield.
Willie le Roux gets the nod at full-back once again where he will be flanked by Cheslin Kolbe and Makazole Mapimpi on either wing.
Meanwhile, Argentina have made four changes following their recent defeat to Australia with the big news being that Agustin Creevy returns to take up his position in the front-row alongside Nahuel Tetaz Chaparro and Juan Figallo. Marcos Kremer gets the nod in the second-row where he will be joined by Matias Alemanno with the one other change to the pack seeing Javier Ortega Desio come in at openside flanker where he will join Facundo Isa and Pablo Matera in the back-row.
The Pumas one other change comes in the backs where Emiliano Boffelli gets the nod at full-back. Boffelli will have Santiago Cordero and Ramiro Moyano for company in the back-field with Jeronimo de la Fuente and Matias Moroni starting in the centre. Tomas Cubelli gets the nod at scrum-half alongside Nicolas Sanchez at out-half.
South Africa: 15 Willie le Roux, 14 Cheslin Kolbe, 13 Lukhanyo Am, 12 Damian de Allende, 11 Makazole Mapimpi, 10 Handré Pollard, 9 Faf de Klerk, 8 Duane Vermeulen (c), 7 Pieter-Steph du Toit, 6 Kwagga Smith, 5 Franco Mostert, 4 Eben Etzebeth, 3 Trevor Nyakane, 2 Bongi Mbonambi, 1 Tendai Mtawarira
Replacements: 16 Malcolm Marx, 17 Steven Kitshoff, 18 Frans Malherbe, 19 RG Snyman, 20 Francois Louw, 21 Herschel Jantjies, 22 Frans Steyn, 23 Jesse Kriel
Argentina: 15 Emiliano Boffelli, 14 Santiago Cordero, 13 Matias Moroni, 12 Jeronimo de la Fuente, 11 Ramiro Moyano, 10 Nicolas Sanchez, 9 Tomas Cubelli, 8 Facundo Isa, 7 Javier Ortega Desio, 6 Pablo Matera, 5 Marcos Kremer, 4 Matias Alemanno, 3 Juan Figallo, 2 Agustin Creevy, 1 Nahuel Tetaz Chaparro
Replacements: 16 Julian Montoya, 17 Mayco Vivas, 18 Santiago Medrano, 19 Guido Petti, 20 Tomas Lezana, 21 Gonzalo Bertanou, 22 Benjamin Urdapilleta, 23 Joaquin Tuculet