WHT004973 – Coolant Pipe O-Ring Seal (Genuine Audi / Volkswagen)
Genuine Audi / Volkswagen coolant O-ring seal used on various EA888 engine cooling system components. This O-ring is designed to seal coolant pipe and union connections around the water pump and thermostat housing, helping prevent coolant leaks and ensuring correct cooling system pressure.
Commonly replaced during water pump, thermostat housing, or coolant pipe servicing, this seal is considered a one-time use item and should always be renewed when disturbed.
Key Features
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Genuine Audi / Volkswagen OEM part
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High-quality rubber compound for heat and coolant resistance
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Ensures leak-free coolant pipe connections
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Designed for precise factory fitment
Recommended Use
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Water pump replacement
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Thermostat housing replacement
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Coolant pipe / union removal
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Cooling system service or repair
Notes
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One-time use seal – replacement recommended once removed
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Always lubricate lightly with coolant before installation
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Sold individually (order quantity as required)
OEM Part Number
Typical Applications
(Exact fitment may vary by engine code and cooling system configuration.)