Abstract: A fuel consumption reduction device for deployment in a vehicle, including: an electronic circuit, an encasement adapted to fit into the cigarette lighter socket of the vehicle and to enclose the electronic circuit, a positive terminal positioned on one end of the encasement that is adapted to form contact between the electronic circuit and the positive voltage source connection of the vehicle located in the cigarette lighter socket, at least one negative terminal positioned on the side of the encasement that is adapted to form contact between the electrical circuit and the negative voltage connection of the cigarette lighter; and wherein the electronic circuit is adapted to reduce noise and stabilize the voltage signal of the vehicle.