The 28-year-old, who arrived in England from Barcelona in summer 2010, scored twice at Newcastle last weekend to move Roberto Mancini's side a step closer to becoming Barclays Premier League champions.
And, ahead of this weekend's decisive final round of fixtures, he told BBC Sport: "That's why I came here, to help the team... to help the club go forward and make it bigger than any club in the world."
Victory at home to QPR on Sunday will see the trophy heading to City for the first time since 1968, regardless of what Manchester United achieve at Sunderland.
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Asked whether he was feeling the pressure, he replied: "No, because I have a lot of experience. I have already won some important trophies."
Toure - winner of two La Liga titles and the 2009 Champions League with Barca - is relishing being such an influential figure at the Etihad Stadium.
"I wanted to come to the club to make a story and my decision was to come to City," he said.
"Of course, some people make some speculation about other things, but, for me, when you are a football player, you always want to go where you can be loved and be the best player.
"At Barcelona, I was a good player but at City I am an important player for the team."