Bielsa has fond memories of a previous trip to Old Trafford.
His Athletic Bilbao side knocked United out of the Europa League in the 2011/12 season.
“The memories are many,” Bielsa said of Bilbao’s triumph at Old Trafford.
“Initially to the players who produced the performance to the 8,000 Basque fans who attended the game, the image of them being installed to the right hand side of me, I have it installed in my memory.
“That triumph is in the memory of all the Athletic fans and what it has to do with me is it solidified the affection and the link I have with the Athletic fans and the Basque people.
Read More:Man Utd vs Leeds prediction: How will the Premier League match unfold?