A motorcyclist is fighting for his life after crashing into a car in Brooklyn today, authorities said.

The biker was headed down Avenue P in Midwood at 11:12 a.m. when his motorcycle collided with a car that was turning onto East 8th Street, police said.

The victim was rushed to Kings County Hospital, where he was in critical condition, cops said.

The driver of the car remained at the scene of the accident, and police do not suspect any criminality.