Police say they've made two arrests in a fatal street racing crash west of Toronto.

Mohammad Haniff, 29, died Saturday after police say he lost control of his car while speeding in Mississauga.

Police say they determined three vehicles were street racing at the time.

Igor Stambulsky, 23, and Hazrat Haniff, 24, have since been arrested.

Stambulsky is charged with criminal negligence causing death by street racing and failure to remain causing death by street racing.

Hazrat Haniff is charged with criminal negligence causing death by street racing, public mischief and obstructing police.