Troopers have identified the driver as 21-year-old Martin Kokus. They said his passengers were 19-year-old Marissa Paige Blanks and 20-year-old Tyler Duncan.
Authorities said Kokus was speeding and driving recklessly when he lost control of the vehicle on Old Weaver Trail just after 2 a.m. Sunday.
The car then hit a tree and burst into flames killing everyone inside.
A toxicology report is pending on the driver.
Relatives said all three were headed home from a party at the time of the crash.