SZTMYVUW Coolant Reservoir Compatible With Seat For Ateca KH For Leon 5F 2016-2020 Car Coolant Reservoir Expansion Tank 5Q0121407T 5Q0121407M 5Q0121407G 3B0121321 5Q0121321

OE/OEM Part Number: 5Q0121407T , 5Q0121407A , 5Q0121407G , 3B0121321 , 5Q0121321，5Q0121407M Function: The coolant tank contains coolant drained from the cooling system connected to the engine. As the coolant heats up and expands through the radiator, pressure builds up and releases, and when the engine cools, excess fluid flows from the vehicle's coolant tank back to the radiator. Installation: Designed for rapid cooling, this expansion tank has a precise fit and can be easily installed without additional tools, increasing the efficiency of your cooling system. Function: This coolant recovery tank is made of sturdy ABS plastic to withstand high and low temperatures. It also keeps your car engine at the proper operating temperature. Easily view the liquid level: This water coolant expansion tank provides a clear and intuitive view of the coolant volume. Helps you quickly determine when the coolant is at the proper level, ensuring that the engine cooling system runs smoothly without pressure peaks.