Top 14 side Toulon will be without France captain Mathieu Bastareaud for the next five weeks after the centre was punished for striking an opponent in a game earlier this month.
Ali Price scored two tries and Adam Hastings contributed 22 points as Glasgow Warriors beat the Cheetahs 52-24 to secure a third straight win at the start of the Pro14 season.
Scarlets enjoyed Pro14 revenge against Leinster, winning a repeat of last season's final fixture.
Ulster kick-started the new Pro14 season with a dramatic last-gasp 15-13 win over last year's finalist Scarlets.
Leinster staged a sensational late comeback to get its Pro14 title defence off to a winning start with a bonus-point victory over Cardiff Blues.
Ulster has added Australia international Henry Speight to its squad ahead of their Pro14 campaign.