A dual brushless motor combustion head parking fuel air heater, comprising a housing assembly, an air inlet connected to the housing assembly and an air outlet connected to the housing assembly, wherein a heat exchanger is provided at an end of the housing assembly close to the air outlet, a heat exchange channel is arranged between the heat exchanger and the housing assembly, the heat exchange channel is respectively communicated with the air inlet and the air outlet, a hot wind wheel brushless motor is provided at the air inlet, the hot wind wheel brushless motor is connected with a hot wind wheel, the heat exchanger is connected with an aluminum bracket, a combustion-supporting wind wheel brushless motor and a combustion-supporting air inlet are provided in the aluminum bracket, an output shaft of the combustion-supporting wind wheel brushless motor is configured to penetrate through the aluminum bracket and connect with a combustion-supporting wind wheel, the combustion-supporting air inlet is located at one side close to the combustion-supporting wind wheel, a combustion chamber assembly is provided inside the heat exchanger, the combustion chamber assembly and the combustion-supporting wind wheel are located on a same straight line, an ignition plug assembly and a fuel inlet are provided inside the combustion chamber assembly, a controller is provided on an outside of the housing assembly, and the controller is respectively electrically connected with the hot wind wheel brushless motor, the combustion-supporting wind wheel brushless motor and the ignition plug assembly, characterized in that: the combustion-supporting wind wheel brushless motor is configured to drive the combustion-supporting wind wheel to rotate when a whole machine is ignited, the controller is configured to control gradual increase of fuel supply and combustion-supporting air volume, the heat exchanger is configured to diffuse heat into the heat exchange channel and the hot wind wheel is configured to carry out the heat, the controller is further configured to control reduction of the fuel volume and the combustion-supporting air volume, at the same time control increase of a power of the hot wind wheel brushless motor, and control the hot wind wheel to carry out the heat when an actual inlet air temperature detected by the second temperature sensor is higher than a preset inlet air temperature, and the controller is further configured to control fuel cut-off, cease-fire and alarm, control the combustion-supporting wind wheel to gradually slow down and stop, and control the hot wind wheel to increase the rotating speed when a temperature detected by the first temperature sensor is higher than a preset alarm temperature. the combustion-supporting wind wheel brushless motor is configured to drive the combustion-supporting wind wheel to rotate when a whole machine is ignited, the controller is configured to control gradual increase of fuel supply and combustion-supporting air volume, the heat exchanger is configured to diffuse heat into the heat exchange channel and the hot wind wheel is configured to carry out the heat, the controller is further configured to control reduction of the fuel volume and the combustion-supporting air volume, at the same time control increase of a power of the hot wind wheel brushless motor, and control the hot wind wheel to carry out the heat when an actual inlet air temperature detected by the second temperature sensor is higher than a preset inlet air temperature, and the controller is further configured to control fuel cut-off, cease-fire and alarm, control the combustion-supporting wind wheel to gradually slow down and stop, and control the hot wind wheel to increase the rotating speed when a temperature detected by the first temperature sensor is higher than a preset alarm temperature.