2003 Audi A6 Quattro Batteries

Your 2003 Audi A6 Quattro might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Batteries you desperately need.

We currently carry 9 Batteries to choose from for your 2003 Audi A6 Quattro, and our inventory prices range from as little as $199.99 up to $359.99.

On top of low prices, Advance Auto Parts offers 3 different trusted brands of Batteries for the 2003 Audi A6 Quattro. We only sell parts from trusted brands like DieHard so that you can find quality parts you can count on.

Don’t take our word for it – check out customer ratings and reviews to buy with confidence. We have 7,280 reviews on our Batteries for the 2003 Audi A6 Quattro from previous customers.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Batteries stock in-person!

Batteries for Your 2003 Audi A6 Quattro

DieHard Gold – Battery: H6 Group Size, 730 CCA, 910 CA, 115 Minute Reserve Capacity, Maximum Starting Power (Part No.48H6)

Battery: H6 Group Size, 730 CCA, 910 CA, 115 Minute Reserve Capacity, Maximum Starting Power

from

$219.99
DieHard Gold batteries are engineered for maximum starting power in any climate. That means you can relax knowing you’ll get your car started, even on the coldest or hottest of days. DieHard Gold automotive batteries meet or exceed the manufacturers power (CCA) and reserve capacity requirements for your vehicle, ensuring you get the power you need for a quick start every time. DieHard Gold batteries are engineered with Stamped Grid technology, which is a stronger and more durable positive grid. If you are looking for more power, upgrade to the DieHard Platinum. Don’t want to bother with installing your new DieHard battery? Stop by your nearest Advance Auto Parts store and take advantage of our FREE battery testing and installation on most vehicles and at most locations. We offer free battery and electrical system testing and free recycling of your old automotive battery. Order your DieHard vehicle battery replacement today. Enjoy reliable starting power with no maintenance every season.

Product Features:
  • UL validated. Contributes to a Circular Economy. DieHard Platinum AGM, Platinum, Gold Batteries contain a minimum of 94% post-consumer recycled polypropylene and lead content using a closed-cycle mass balance system.
  • Made for conventional vehicles with low electrical demands and accessories.
  • Maximum starting power and reliability with increased battery lifespan.
  • Exceeds the vehicle manufacturer’s battery starting and reserve capacity power requirements.
  • Maintenance free for maximum convenience.
  • Constructed with stamped grid technology for 3X more corrosion resistance, increased durability and full grid utilization for 60% more electrical flow compared to other grid designs.
  • Our stamped grid manufacturing process uses 20% less energy and releases 20% fewer greenhouse gas emissions than other manufacturing methods.
  • Our Stamped Grid manufacturing process uses 20% less energy and releases 20% fewer greenhouse gas emissions than other manufacturing methods
  • For vehicles with increased electrical load, upgrade to a DieHard Platinum AGM Battery!
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DieHard Platinum AGM – Battery: H6 Group Size, 760 CCA, 950 CA, 120 Minute Reserve Capacity, Best For High Electrical Demands (Part No.H6-AGM)

Battery: H6 Group Size, 760 CCA, 950 CA, 120 Minute Reserve Capacity, Best For High Electrical Demands

from

$259.99
DieHard Platinum AGM (Absorbent Glass Mat) batteries are specifically designed for today’s power hungry vehicles. DieHard Platinum AGM batteries are engineered to provide up to 2x the life vs. a standard flooded battery. This battery is ideal for vehicles with start-stop technology or high demand electrical accessories (back up cameras, heated seats, navigation, plug-in accessories) which put a heavier load on the battery. DieHard Platinum AGM batteries are engineered with Stamped Grid technology, which features a stronger and more durable positive and negative grid design. Order your DieHard vehicle battery replacement today. Enjoy reliable starting power with no maintenance every season.

Product Features:
  • UL validated. Contributes to a Circular Economy. DieHard AGM Batteries contain a minimum of 94% post-consumer recycled polypropylene and lead content using a closed-cycle mass balance system.
  • AGM technology supports high power demands and accessories or newer vehicles with start-stop technology.
  • Up to 2X longer lifespan compared to standard flooded batteries.
  • Exceptional performance in high temperature climates.
  • Superior starting power in cold weather conditions.
  • Exceeds the vehicle manufacturer’s battery starting and reserve capacity power requirements with added AGM technology.
  • Maintenance free with a non-spillable design allows for installation in any location, including inside passenger compartment.
  • Higher level of vibration resistance compared to standard flooded batteries.
  • Constructed with stamped grid technology for 3X more corrosion resistance, increased durability and full grid utilization for 60% more electrical flow compared to other grid designs.
  • Our stamped grid manufacturing process uses 20% less energy and releases 20% fewer greenhouse gas emissions than other manufacturing methods.
  • Our Stamped Grid manufacturing process uses 20% less energy and releases 20% fewer greenhouse gas emissions than other manufacturing methods
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DieHard Gold – Battery: H8 Group Size, 900 CCA, 1000 CA, 150 Minute Reserve Capacity, Maximum Starting Power (Part No.49H8)

Battery: H8 Group Size, 900 CCA, 1000 CA, 150 Minute Reserve Capacity, Maximum Starting Power

from

$219.99
DieHard Gold batteries are engineered for maximum starting power in any climate. That means you can relax knowing you’ll get your car started, even on the coldest or hottest of days. DieHard Gold automotive batteries meet or exceed the manufacturers power (CCA) and reserve capacity requirements for your vehicle, ensuring you get the power you need for a quick start every time. DieHard Gold batteries are engineered with Stamped Grid technology, which is a stronger and more durable positive grid. If you are looking for more power, upgrade to the DieHard Platinum. Don’t want to bother with installing your new DieHard battery? Stop by your nearest Advance Auto Parts store and take advantage of our FREE battery testing and installation on most vehicles and at most locations. We offer free battery and electrical system testing and free recycling of your old automotive battery. Order your DieHard vehicle battery replacement today. Enjoy reliable starting power with no maintenance every season.

Product Features:
  • UL validated. Contributes to a Circular Economy. DieHard Platinum AGM, Platinum, Gold Batteries contain a minimum of 94% post-consumer recycled polypropylene and lead content using a closed-cycle mass balance system.
  • Made for conventional vehicles with low electrical demands and accessories.
  • Maximum starting power and reliability with increased battery lifespan.
  • Exceeds the vehicle manufacturer’s battery starting and reserve capacity power requirements.
  • Maintenance free for maximum convenience.
  • Constructed with stamped grid technology for 3X more corrosion resistance, increased durability and full grid utilization for 60% more electrical flow compared to other grid designs.
  • Our stamped grid manufacturing process uses 20% less energy and releases 20% fewer greenhouse gas emissions than other manufacturing methods.
  • Our Stamped Grid manufacturing process uses 20% less energy and releases 20% fewer greenhouse gas emissions than other manufacturing methods
  • For vehicles with increased electrical load, upgrade to a DieHard Platinum AGM Battery!
See More

DieHard Silver – Battery: T8 Group Size, 825 CCA, 1000 CA, 135 Minute Reserve Capacity, For Lower Power Demands (Part No.93-1)

Battery: T8 Group Size, 825 CCA, 1000 CA, 135 Minute Reserve Capacity, For Lower Power Demands

from

$199.99
DieHard Silver batteries are engineered for reliable starting power in all seasons and climates. DieHard Silver automotive batteries are designed to meet the manufacturer’s power (CCA) and reserve capacity requirements for your vehicle, ensuring you’ll get the power you need for a quick start every time. If you are looking for more power, upgrade to the DieHard Gold battery. Don’t want to bother with installing your new DieHard battery? Stop by your nearest Advance Auto Parts or Carquest locations and take advantage of our FREE battery testing and installation on most vehicles and at most locations. We offer free battery and electrical system testing and free recycling of your old automotive battery. Advance Auto Parts offers helpful advice about a variety of products, including car batteries. Be sure to check out the following:

Product Features:
  • Made for conventional vehicles with lower power demands and accessories
  • Good starting power
  • Meets the vehicle manufacturer’s battery starting and reserve capacity power requirements.
  • Maintenance free for maximum convenience.
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DieHard Gold – Battery: H7 Group Size, 800 CCA, 1000 CA, 140 Minute Reserve Capacity, Maximum Starting Power (Part No.94RH7)

Battery: H7 Group Size, 800 CCA, 1000 CA, 140 Minute Reserve Capacity, Maximum Starting Power

from

$219.99
DieHard Gold batteries are engineered for maximum starting power in any climate. That means you can relax knowing you’ll get your car started, even on the coldest or hottest of days. DieHard Gold automotive batteries meet or exceed the manufacturers power (CCA) and reserve capacity requirements for your vehicle, ensuring you get the power you need for a quick start every time. DieHard Gold batteries are engineered with Stamped Grid technology, which is a stronger and more durable positive grid. If you are looking for more power, upgrade to the DieHard Platinum. Don’t want to bother with installing your new DieHard battery? Stop by your nearest Advance Auto Parts store and take advantage of our FREE battery testing and installation on most vehicles and at most locations. We offer free battery and electrical system testing and free recycling of your old automotive battery. Order your DieHard vehicle battery replacement today. Enjoy reliable starting power with no maintenance every season.

Product Features:
  • UL validated. Contributes to a Circular Economy. DieHard Platinum AGM, Platinum, Gold Batteries contain a minimum of 94% post-consumer recycled polypropylene and lead content using a closed-cycle mass balance system.
  • Made for conventional vehicles with low electrical demands and accessories.
  • Maximum starting power and reliability with increased battery lifespan.
  • Exceeds the vehicle manufacturer’s battery starting and reserve capacity power requirements.
  • Maintenance free for maximum convenience.
  • Constructed with stamped grid technology for 3X more corrosion resistance, increased durability and full grid utilization for 60% more electrical flow compared to other grid designs.
  • Our stamped grid manufacturing process uses 20% less energy and releases 20% fewer greenhouse gas emissions than other manufacturing methods.
  • Our Stamped Grid manufacturing process uses 20% less energy and releases 20% fewer greenhouse gas emissions than other manufacturing methods
  • For vehicles with increased electrical load, upgrade to a DieHard Platinum AGM Battery!
See More

DieHard Platinum AGM – Battery: H7 Group Size, 850 CCA, 1000 CA, 140 Minute Reserve Capacity, For High Electrical Demands (Part No.H7-AGM)

Battery: H7 Group Size, 850 CCA, 1000 CA, 140 Minute Reserve Capacity, For High Electrical Demands

from

$259.99
DieHard Platinum AGM (Absorbent Glass Mat) batteries are specifically designed for today’s power hungry vehicles. DieHard Platinum AGM batteries are engineered to provide up to 2x the life vs. a standard flooded battery. This battery is ideal for vehicles with start-stop technology or high demand electrical accessories (back up cameras, heated seats, navigation, plug-in accessories) which put a heavier load on the battery. DieHard Platinum AGM batteries are engineered with Stamped Grid technology, which features a stronger and more durable positive and negative grid design. Order your DieHard vehicle battery replacement today. Enjoy reliable starting power with no maintenance every season.

Product Features:
  • UL validated. Contributes to a Circular Economy. DieHard AGM Batteries contain a minimum of 94% post-consumer recycled polypropylene and lead content using a closed-cycle mass balance system.
  • AGM technology supports high power demands and accessories or newer vehicles with start-stop technology.
  • Up to 2X longer lifespan compared to standard flooded batteries.
  • Exceptional performance in high temperature climates.
  • Superior starting power in cold weather conditions.
  • Exceeds the vehicle manufacturer’s battery starting and reserve capacity power requirements with added AGM technology.
  • Maintenance free with a non-spillable design allows for installation in any location, including inside passenger compartment.
  • Higher level of vibration resistance compared to standard flooded batteries.
  • Constructed with stamped grid technology for 3X more corrosion resistance, increased durability and full grid utilization for 60% more electrical flow compared to other grid designs.
  • Our stamped grid manufacturing process uses 20% less energy and releases 20% fewer greenhouse gas emissions than other manufacturing methods.
  • Our Stamped Grid manufacturing process uses 20% less energy and releases 20% fewer greenhouse gas emissions than other manufacturing methods
See More

DieHard Platinum AGM – Battery: H8 Group Size, 900 CCA, 1000 CA, 160 Minute Reserve Capacity, For High Electrical Demands (Part No.H8-AGM)

Battery: H8 Group Size, 900 CCA, 1000 CA, 160 Minute Reserve Capacity, For High Electrical Demands

from

$259.99
DieHard Platinum AGM (Absorbent Glass Mat) batteries are specifically designed for today’s power hungry vehicles. DieHard Platinum AGM batteries are engineered to provide up to 2x the life vs. a standard flooded battery. This battery is ideal for vehicles with start-stop technology or high demand electrical accessories (back up cameras, heated seats, navigation, plug-in accessories) which put a heavier load on the battery. DieHard Platinum AGM batteries are engineered with Stamped Grid technology, which features a stronger and more durable positive and negative grid design. Order your DieHard vehicle battery replacement today. Enjoy reliable starting power with no maintenance every season.

Product Features:
  • UL validated. Contributes to a Circular Economy. DieHard AGM Batteries contain a minimum of 94% post-consumer recycled polypropylene and lead content using a closed-cycle mass balance system.
  • AGM technology supports high power demands and accessories or newer vehicles with start-stop technology.
  • Up to 2X longer lifespan compared to standard flooded batteries.
  • Exceptional performance in high temperature climates.
  • Superior starting power in cold weather conditions.
  • Exceeds the vehicle manufacturer’s battery starting and reserve capacity power requirements with added AGM technology.
  • Maintenance free with a non-spillable design allows for installation in any location, including inside passenger compartment.
  • Higher level of vibration resistance compared to standard flooded batteries.
  • Constructed with stamped grid technology for 3X more corrosion resistance, increased durability and full grid utilization for 60% more electrical flow compared to other grid designs.
  • Our stamped grid manufacturing process uses 20% less energy and releases 20% fewer greenhouse gas emissions than other manufacturing methods.
See More

Optima – Battery: H6 Group Size, 800 CCA, 928 CA, 140 Minute Reserve Capacity, Deep-Cycle (Part No.DH6)

Battery: H6 Group Size, 800 CCA, 928 CA, 140 Minute Reserve Capacity, Deep-Cycle

from

$359.99
The OPTIMA YELLOWTOP high-performance AGM battery is the ULTIMATE POWER SOURCE and one of the few true dual-purpose automotive batteries available. With premium cranking power and impressive cycling capability, this heavy-duty battery is ideal for trucks with winches, vehicles with high-demand electronics and audio systems, commercial vehicles and heavy equipment. Don’t want to bother with installing your new OPTIMA battery? Stop by your nearest Advance Auto Parts store and take advantage of our FREE battery testing and installation on most vehicles and at most locations. We offer free battery and electrical system testing and free recycling of your old automotive battery. Advance Auto Parts offers helpful advice about a variety of products, including car batteries. Be sure to check out the following:

Product Features:
  • 99.99% pure lead, highly compressed radial grid plates make the battery virtually immune to vibration and corrosion.
  • Proprietary AGM flat-plate technology features ultra-pure glass matt fiber separators between each highly compressed plate. The result is an increase in plate count and surface area maximizing power and significantly extending the life of the battery.
  • Up to 3 times longer life vs. standard flooded batteries
  • 15x the vibration resistance of a standard flooded battery
  • Completely non-spillable, mountable in many positions
  • Maintenance free for maximum convenience
  • Faster recharging capabilities
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Odyssey Battery – Performance Series Battery: 49 Group Size, 950 CCA, 1150 CA, 180 Minute Reserve Capacity (Part No.ODP-AGM49H8L5)

Performance Series Battery: 49 Group Size, 950 CCA, 1150 CA, 180 Minute Reserve Capacity

from

$356.99
You’ve got what it takes to push yourself further. To Drive harder. To endure the knocks and stay out longer. For all of you that are driven to such extremes, EnerSys builds the Odyssey battery. The first to feature advanced Thin Plate Pure Lead (TPPL) Technology, Odyssey batteries deliver twice the power and triple the life of any conventional lead acid battery. It’s the pure materials inside the Odyssey battery that make this performance possible.

Product Features:
  • MASSIVE STARTING POWER: Engine cranking pulses in excess of 2250 amps for five seconds
  • LONGER LIFE: 8 to 12 year design life and 3 to 10 year service life
  • EXTREME TEMPERATURE TOLERANCE: -40 Deg. F to 140 Deg. for models without a metal jacket, and from -40 Deg. to 176 Deg. for models with a metal jacket
  • VIBRATION RESISTANT: Extreme protection against high impact shocks and vibration
  • Odyssey Batteries are designed to be non-spillable and can be mounted in any position except inverted.
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FAQs for 2003 Audi A6 Quattro Batteries

What are the most popular Batteries for the 2003 Audi A6 Quattro?

What are the best aftermarket Batteries for the 2003 Audi A6 Quattro?

See what past customers had to say about our highest-rated Batteries for the 2003 Audi A6 Quattro: