CTS Turbo Billet Coolant Cap - Audi B9/4M

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CTS Turbo is proud to announce our new Audi B9/4M Coolant Tank Lid. Our cap is made from 6061-T6 Billet aluminum and black anodized for a sleek appearance and corrosion resistance. This is a direct replacement coolant cap. **To install you will need to transfer the valve from the OEM cap Show more