Audi A4 battery to fit 1.8 Petrol (1994-2002) compatible part Varta Silver Dynamic Car Battery 12V 63Ah 610CCA D15 Type 027. Best in Class Performance for Highest Power Needs. You´ve got a highly equipped car? The VARTA Silver Dynamic is the perfect choice for non-start-stop technology with the highest power needs. It offers supreme starting power that will meet the toughest energy demands without compromise.