This is a genuine TOYOTA radiator cap, part number 16401-54750. It is engineered to precise specifications to ensure the correct pressure is maintained within your vehicle's cooling system. A properly functioning radiator cap is crucial for preventing your engine from overheating. It seals the system, allowing the coolant to reach its boiling point without boiling over, and also helps to keep the coolant from freezing in colder temperatures. Replacing your radiator cap with a genuine TOYOTA part ensures compatibility and the highest quality standards. This cap is designed for durability and long-lasting performance, providing peace of mind for your daily drives and longer journeys.
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