Natasha Denman was one of two passengers who died in the incident on 5 August, police said.
Two people have been arrested on suspicion of causing death by dangerous driving, police said.
The raids across Manchester and Stockport followed three months of planning by detectives.
Police were called to Cedar Mount Academy in Gorton after the alarm was raised earlier.
Residents in Gorton and Denton share their opinions after the Green's historic by-election victory.
Hannah Spencer beats Reform UK and Labour into second and third place respectively in Gorton and Denton.
Presenter Joe McGrath and political reporter Kevin Fitzpatrick bring the latest from the by-election.
There are 11 candidates battling to become the next MP for Gorton and Denton in Greater Manchester.
Lawyers for Reform UK's Gorton and Denton candidate Matt Goodwin say a printing error was responsible.
