The Audi engine coolant reservoir cap gasket forms a tight seal between the reservoir cap and the coolant expansion tank. This gasket is essential in maintaining the correct pressure inside the cooling system. If worn or cracked, it can cause coolant vapor leaks and lead to inconsistent pressure, resulting in overheating or system failure. A fresh gasket restores the proper seal and ensures your coolant stays safely contained under pressure.
Though small, this gasket is vital for pressure regulation and preventing coolant leaks that can cause major engine issues if left unaddressed.
These gaskets are designed for precision sealing and are made of heat-resistant materials that withstand high engine temperatures and coolant exposure.
Seal in the performance with premium gaskets and coolant system parts from eEuroparts. Find everything you need to keep your Audi running at peak temperature and pressure.
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Available on all kits, sets & Bison performance products