The Infiniti burst into flames killing the driver.
A witness pulled the passenger from the SUV.
He was taken to the hospital with third degree burns, but died last night.
One suspect was arrested at the scene of the crash.
He faces murder and drunk driving charges but police are still searching for the driver of the other BMW.
Anyone with information about the second driver is asked to contact LAPD's West Traffic Division at (213) 473-0234.