This is a genuine TOYOTA radiator reservoir tank assembly, part number 16470BZ210. It is designed to maintain the correct coolant level in your vehicle's cooling system, which is crucial for preventing overheating. The reservoir tank also plays a vital role in managing the expansion and contraction of coolant as the engine temperature fluctuates. This helps to maintain optimal system pressure and prevents leaks. Replacing a damaged or leaking reservoir tank with this OEM part ensures compatibility and reliable performance, keeping your engine running at its ideal temperature.
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