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Batteries for Audi A4 B9

Car Batteries · Audi

What battery does a Audi A4 B9 take? The same A4 B9 may fit up to three different battery types depending on engine, registration year and electrical equipment. To get it right we need to narrow these two details.

Next step: enter engine and year of your A4 B9

With engine and year we filter among the variants Audi fitted across production of the A4 B9 and we show the exact battery compatible with your vehicle.

What you will see on every battery compatible with your Audi A4 B9

  • Capacity (Ah): amp-hours driving electrical autonomy.
  • Cold-cranking amps (CCA): cold-start power, critical in winter.
  • Dimensions (L×W×H): so it fits your vehicle tray.
  • Positive terminal: location (right/left) per manufacturer layout.
  • Recommended: the reference Audi fits at the factory on your A4 B9.

Every reference is audited by our technical team to ensure exact fit with your Audi A4 B9. 24h delivery and technical support for the swap.

See all batteries compatible with Audi.

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Frequently asked questions

Yes, you can install a higher capacity (Ah) battery as long as the physical dimensions fit your Audi A4 B9 battery compartment and the positive terminal position matches.
The Audi A4 B9 needs a car battery with the correct capacity and cold cranking amps for its engine. Use our finder to select your engine and see the exact compatible options.
The Ah rating depends on the engine and electrical loads. Check your owner's manual or use our finder for the exact recommendation for your Audi A4 B9.
Car batteries typically last 3–5 years depending on usage, climate and alternator condition. Vehicles with start-stop systems may require a more durable AGM or EFB battery.
Vehicles with start-stop systems, regenerative braking or many electrical consumers require AGM or EFB batteries. Check your engine version's specifications to choose the right type.
The standard battery is the conventional type. The EFB battery withstands start/stop cycles better. The AGM battery is the most durable and is mandatory in cars with Start-Stop and regenerative braking. Never replace an AGM battery with an EFB or standard battery.
Use the search tool by selecting your vehicle's make and model. Our system automatically filters compatible part numbers verified by our technicians. If you have any questions, contact us via WhatsApp.
As they are consumable items, car batteries have a 2-year warranty, truck batteries a 1-year warranty, and all others (motorcycle batteries, cyclic batteries, etc.) a 6-month warranty. If a battery has a manufacturing defect, it will be replaced at no cost to the user.
Delivery takes 24 working hours across Spain. Batteries are shipped fully charged and ready to install.