Radiator plastic tanks are highly beneficial and very useful for car owners. For one, they weigh far less than traditional metal tanks, meaning overall vehicle weight is lower which in turns helps boost fuel efficiency. Further, these tanks are considerably more resistant to corrosion which makes the overall radiator last longer requiring less expensive replacement. Plastic tanks also will not experience any electrolysis — and are a significant problem for metal components. In addition, the plastic tanks are better at facilitating more intricate designs in the manufacturing process that can also help coolant flow and heat dissipation. And last but not the least, a radiator plastic tank is actually quite able to withstand such difficult environmental conditions properly without affecting its performance.