Driving on the highway for approximately 10 minutes when the vehicle began to lose power and the check engine light came on. Immediately pulled over onto the highway shoulder and white smoke began to come out from under the hood. Exited the vehicle and the white smoke increased in amount and intensity. Less than 5 minutes from the initial loss of power, the smoke turned black and large flames engulfed the entire engine compartment and front of vehicle. Fire department arrived approximately 10 minutes after the fire began and managed to extinguish the fire. The entire engine compartment had been consumed with almost no recognizable components remaining. Car has been claimed by insurance company and is likely to report vehicle as a complete loss after their inspection.