Jaguares change six for Stormers
Felipe Arregui will make his first start in the tournament, replacing Nahuel Tetaz Chaparro in the front row. Matias Alemanno takes the place of Guido Petti, with the latter dropping down to the bench.
In the back row, Thomas Lezana comes in for Juan Manuel Leguizamón.
The backline, Perez has opted for two new wings with Lucas González Amorosino and Matias Orlando replacing Emiliano Boffelli and Santiago Cordero. Cordero drops down to the bench.
Matías Moroni will take Juan Martin Hernandez's place in the midfield after the latter suffered a knee injury against the Chiefs.
Jaguares: 15 Joaquín Tuculet, 14 Matías Orlando, 13 Matias Moroni, 12 Jerónimo de la Fuente, 11 Lucas González Amorosino, 10 Nicolás Sánchez, 9 Martín Landajo, 8 Leonardo Senatore, 7 Tomás Lezana, 6 Pablo Matera, 5 Tomás Lavanini, 4 Matías Alemanno, 3 Felipe Arregui, 2 Agustín Creevy, 1 Santiago García Botta.
Replacements: 16 Julián Montoya, 17 Roberto Tejerizo, 18 Enrique Pieretto, 19 Guido Petti, 20 Facundo Isa, 21 Gonzalo Bertranou, 22 Santiago González Iglesias, 23 Santiago Cordero.
Date: Saturday, March 26
Venue: Vélez Sarsfield, Buenos Aires
Kick-off: 18.40 (23.40 SAST; 21.40 GMT)
Referee: Chris Pollock
Assistant referees: Jamie Nutbrown, Federico Anselmi
TMO: Santiago Borsani
