An opportunistic Brooklyn car thief who jumped behind the wheel of an idling Uber early Monday was killed minutes later when he crashed into a building, splitting the stolen car in two, police said.
The black Honda Civic’s 42-year-old owner told cops he had left the car running near Flatbush Ave. and Regent Place in Flatbush when the crook jumped into the driver’s seat at about 2 a.m. and drove off.
The robber — who sources say is believed to be in his 20s — sped a dozen blocks down Flatbush Ave. before vaulting the curb and crashing into a salon with an apartment above it at Avenue J, cops said. He also struck a tree and was ejected from the car, which was torn in two in the blistering crash…