Leicester will wait until Wednesday to find out if they have qualified for the Premiership Rugby Cup semi-finals after beating London Irish in their final pool match
Leicester took a big step towards joining London Irish in the Premiership Rugby Cup semi-finals with a 41-26 home win over the Exiles.
The Tigers will qualify as Pool B winners if Newcastle fail to beat Northampton on Wednesday.
Irish had already secured their place in the last four but six Tigers tries helped end their 100% record.
Luke Mehson scored four tries as Wasps defeated Saracens 40-21, while already eliminated Sale beat Harlequins 34-29.
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Henry Arundell gave Irish an early lead in the cross-group game at Leicester, as they looked to make it four wins out of four, before Bryce Hegarty levelled the score for the hosts.
Lucas Brooke then drove over the line for the Pool C winners, but the Tigers again responded, this time through Hosea Saumaki.
Juan Pablo Socino scored right before half-time to give Leicester the lead for the first time in the match before Sean Jansen added his first Tigers try early in the second half.
Full-back Hegarty scored and converted his second of the night before Philip Cokanasiga scored twice for Irish either side of a Charlie Clare touchdown.