Maintains optimal performance in cold temperatures for smoother winter operation. Transmission fluids designed for winter driving are formulated to maintain optimal performance in cold temperatures. These fluids typically have lower viscosity at low temperatures, ensuring proper flow and lubrication during cold starts. They often contain additives that prevent thickening or gelling in extreme cold, maintaining smooth gear changes. Winter driving fluids can significantly improve transmission responsiveness and protection in cold climates, reducing wear and ensuring reliable operation during winter months.