WHILE PARKED THE VEHICLE WAS PUSHED FROM BEHIND BY A CAR GETTING OUT OF A PARKING SPACE. THE PUSH WAS ENOUGH TO SEND THE TAIL PIPE FORWRD INTO THE FUEL TANK CAUSING A 1.5 INCH DEEP DENT IN THE FUEL TANK AND TOTALLY TRASHING THE EXHAUST SYSTEM. HAD THIS BEEN A REAR ENDER ON A FREEWAY IT SEEMS THAT THIS PIPE CAN EASILY PUNCTURE THE FUEL TANK CAUSING A FIREY DEATH AT VERY LEAST. I BELIEVE THIS PROBLEM TO BE AS SERIOUS AS THE FORD PINTO FUEL TANK PROBLEM OF YEARS PAST!