Header Tank Cap - Astra H Vectra C Signum Zafira B

Header Tank Cap - Astra H Vectra C Signum Zafira B
Header Tank Cap - Astra H Vectra C Signum Zafira B

Replacement OE Header Tank / Coolant Tank / Expansion Tank Cap. 

The seal on the header tank cap can occasionally be prone to failure and cause loss of pressure in the header tank. This can lead to the possibility of head gasket failure.

Always worth checking the header tank cap is tight and sealing correctly, and replacing if there is any cause for concern.

This cap is suitable for Astra H, Vectra C, Signum, Zafira B - ALL Models

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