WHILE DRIVING, A PIECE FELL OUT OF THE BOTTOM OF THE CAR, AFTER WHICH THE ENGINE BEGAN TO SMOKE AND THE CAR BEGAN TO LOSE POWER. I PULLED OFF THE ROAD AND TURNED OFF THE CAR, AT WHICH POINT THE ENGINE BECAME ENGULFED IN FLAMES. THE CAR HAS HAD NO PROBLEMS TO DATE, AND THE CHECK ENGINE LIGHT HAS NEVER COME ON.