Audi A4 battery to fit 2.0 Petrol (2000-2008) compatible part Varta Black Dynamic Car Battery 12V 70Ah 640CCA E13 Type 096. Varta Batteries are some of the most respected car batteries in the world. Their original quality specification makes replacing your original battery simple and cost effective. The Varta Black Dynamic Battery range is completely maintance free, giving you peace of mind when fitted.