Guehi has left Crystal Palace for City in a deal worth £30m. He has penned a deal with City to 2031.
A delighted Guehi stated: “First and foremost, it’s such an honour, such a big club to come and play for.
“For me, I have always just been obsessed with getting better and wanting to improve and that’s something I am constantly striving for and this is the perfect place for me to do that.
“I have heard so much about the club and the fans, the players speak for themselves, the manager.
"It’s definitely the right environment for me to improve and just get better.
“Hopefully I can bring what I have to the table to help every single person here too.”
On joining City, he also stated: "The growth and continued growth which the club wants to go for and strive for which is amazing.
“I am someone who just wants to come in and help and do his part and see how far the club can continue to grow.”