Why won’t my S8 battery hold a charge?

A battery that won't hold a charge is almost as good as dead. The battery might be old. Or, you may have been leaving your car doors ajar and the cabin light at night. Stop by for a free battery test at your favorite Firestone Complete Auto Care and learn more about your battery's charge.

What do you do with my dead S8 battery?

We recycle it! Nearly 100% of all lead-acid batteries are recyclable.

How much will replacing my Audi S8’s battery cost if I get a DieHard battery?

Get affordable prices on Audi S8 batteries by using one of our limited-time battery deals. Plus, all DieHard car batteries come with a free replacement warranty and extra coverage with DieHard Assurance.

How often should I replace my car battery?

You can usually get three to five years out of your car battery. However, battery type, how well you maintain your battery, and your driving habits can all affect your battery’s lifespan.

What is the white, crusty stuff around my S8’s battery post?

The white, flaky stuff that can build up around your S8’s battery terminals is known as corrosion. Acid leaking from your vehicle’s battery post can have a chemical reaction with the air, leading to an accumulation of the white, powdery substance over time. Corrosion can affect the flow of electricity between your battery and the electrical system in your S8, possibly causing issues with electrical performance and starting. If left unaddressed for long enough, it may even cause your battery to prematurely fail.

What do I do about corrosion on my S8 car battery?

To help extend the life of your battery, you should routinely inspect and clean the terminals using a baking soda and water mix, wire brush, and rag. Be sure to disconnect the battery cables before cleaning and check your S8 owner’s manual for instructions on how to do so.

Where can I purchase S8 batteries near me?

At Firestone Complete Auto Care, we make it easy to get a new car battery. Our stores sell and install S8 batteries, and our Firestone Direct mobile vans can even come to you for added convenience. Check out our mobile battery services to learn more.

Car Batteries for 2020 Audi S8

Get a New Audi Battery

Get a New Audi S8 Battery

The middle of nowhere is the wrong place to have a weak battery. Shop replacement batteries for 2020 Audi S8 today and schedule a quick installation at Firestone Complete Auto Care.

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2020 Audi S8 Battery Replacement & Size

Not sure what battery to get for your Audi S8? Use this chart to find the right battery size and CCAs for your Audi S8.

Battery	Engine	Warranty		Cold Cranking Amps
H6-AGM	V8/4.0L	Replacement 36 months	Performance months	760
H6-AGM	V8/4.0L	Replacement 36 months	Performance months	760

BATTERIES
V8/4.0L - Battery: H6-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 760
V8/4.0L - Battery: H6-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 760

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Shopping for Audi S8 Car Batteries

Your S8 doesn't have an expiration date, but its battery does. Generally, car batteries last from three to five years. Don’t get stranded by your S8’s car battery. Replace it regularly instead! Pay attention to clues that your battery is on its way out. A slow engine crank, an illuminated battery or check engine light, bloated battery case, corroded battery posts, and subpar electrical performance can all be signs that your battery needs attention.

You can also get a Free Battery Test at your local Firestone Complete Auto Care. Our equipment can see how much charge is left in your battery. Stop by for a free battery test and, if needed, a replacement battery for your 2020 Audi S8. Car batteries are only one of our many strong suits. Our expert technicians understand Audi service recommendations for S8 battery CCAs and reserve capacity. Get help identifying the type and size of battery that fits your car perfectly, and schedule a fast car battery replacement at your earliest convenience.

Firestone Has DieHard Batteries for S8s

Your Audi S8 deserves the best, which is why we exclusively carry the best. Your S8 needs a reliable, durable and powerful battery that can handle most extreme environments and weather conditions. DieHard S8 batteries surpass expectations and house the latest technology to meet the expanding power requirements of modern vehicles They're no ordinary battery, they're extraordinary. Buy a DieHard battery for your Audi S8 and get behind the wheel with confidence. Why? Because performance will be there when you need it most. That’s why you should choose batteries from Firestone Complete Auto Care.

Making Your S8’s New Battery Last

Have you recently had a fresh battery installed in your Audi S8? Good thinking! You can give your new battery a head start with proper care and attention. turning off all of the lights when you leave your vehicle, limiting short trips, keeping the battery posts corrosion-free, and avoiding radio and electronic component use when the engine is off.

Commonly Asked S8 Battery Questions

Turn to Firestone Complete Auto Care for answers to all your car battery questions. If you have battery questions that are Audi S8-specific, visit your nearest store. Our technicians are happy to help.

Why won’t my S8 battery hold a charge? A battery that won't hold a charge is almost as good as dead. The battery might be old. Or, you may have been leaving your car doors ajar and the cabin light at night. Stop by for a free battery test at your favorite Firestone Complete Auto Care and learn more about your battery's charge.
What do you do with my dead S8 battery? We recycle it! Nearly 100% of all lead-acid batteries are recyclable.
How much will replacing my Audi S8’s battery cost if I get a DieHard battery? Get affordable prices on Audi S8 batteries by using one of our limited-time battery deals. Plus, all DieHard car batteries come with a free replacement warranty and extra coverage with DieHard Assurance.
How often should I replace my car battery? You can usually get three to five years out of your car battery. However, battery type, how well you maintain your battery, and your driving habits can all affect your battery’s lifespan.
What is the white, crusty stuff around my S8’s battery post? The white, flaky stuff that can build up around your S8’s battery terminals is known as corrosion. Acid leaking from your vehicle’s battery post can have a chemical reaction with the air, leading to an accumulation of the white, powdery substance over time. Corrosion can affect the flow of electricity between your battery and the electrical system in your S8, possibly causing issues with electrical performance and starting. If left unaddressed for long enough, it may even cause your battery to prematurely fail.
What do I do about corrosion on my S8 car battery? To help extend the life of your battery, you should routinely inspect and clean the terminals using a baking soda and water mix, wire brush, and rag. Be sure to disconnect the battery cables before cleaning and check your S8 owner’s manual for instructions on how to do so.
Where can I purchase S8 batteries near me? At Firestone Complete Auto Care, we make it easy to get a new car battery. Our stores sell and install S8 batteries, and our Firestone Direct mobile vans can even come to you for added convenience. Check out our mobile battery services to learn more.