2018 Audi A6 Spark Plugs

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Keep Your 2018 Audi A6 in Top Shape with Quality Spark Plugs

Whether you’re repairing or upgrading your Spark Plug, using high-quality parts is key to keeping your 2018 Audi A6 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Spark Plugs. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Spark Plugs from Trusted Brands

Looking for a reliable Spark Plug? We’ve got you covered with options from brands you know and trust like Autolite. For example, Autolite Spark Plugs start at just $4.49 with an average 4.6 star rating. With over 770 reviews and a solid 4.6 star average, you can shop with confidence knowing other Audi A6 owners approve.

Competitive Prices and Extensive Inventory

The average price for a 2018 Audi A6 Spark Plug at Advance Auto Parts is around $13.26, with a range that starts at $4.49 and goes up to $22.99. With 11 options in stock from 4 trusted brands, finding the right fit is easy. Popular picks like Autolite Iridium Iridium Ultra Fine Wire Spark Plug: Laser Welded for Precision, AI5325, NGK Laser Platinum Spark Plug (PLFER7A8EG): Enhanced Ignitability & Longevity, 94833, and NGK Ruthenium HX Spark Plug (LFER7BHX): High Ignitability & Durability, 95125 start at just $11.49 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Spark Plug, don’t forget to check out other key components like Ignition Coils and Boots and Ignition Sensors. At Advance Auto Parts, we’re here to help you keep your 2018 Audi A6 in peak condition, inside and out.

Essential 2018 Audi A6 Spark Plugs

NGK – NGK Laser Platinum Spark Plug (BKR6EQUP): High Ignitability & Longevity, 3199 (Part No.3199)

NGK Laser Platinum Spark Plug (BKR6EQUP): High Ignitability & Longevity, 3199

from

$17.99
NGK Laser Platinum spark plugs provide high ignitability and longer service life compared to conventional nickel spark plugs. Laser Platinum plugs are tested to the highest standards to ensure quality and durability. Engineered specifically for OE applications. Laser platinum plugs provide stable idling, superior anti-fouling, improved fuel efficiency and lower emissions. High-grade pure alumina ceramic and 98% pure copper core prevents spark plug from overheating and provides reliable starts. Most Laser Platinum spark plugs feature a platinum pad on the ground electrode for even wear in distributorless ignition systems.
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Autolite Iridium – Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP3924 (Part No.XP3924)

Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP3924

from

$11.49
Autolite has over 100 years of engineering experience and has sold over 11 billion plugs. Designed and engineered in the USA, the Autolite Iridium XP spark plugs feature an iridium-enhanced 0.6mm finewire design and patented platinum sidewire technology to provide better overall durability and a more focused ignition for enhanced ignitability and performance. Features double Iridium-enhanced alloy technology center electrode for improved durability and wear resistance.
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Autolite – Autolite Double Platinum Spark Plug: Enhanced Durability & Performance, APP3924 (Part No.APP3924)

Autolite Double Platinum Spark Plug: Enhanced Durability & Performance, APP3924

from

$7.49
Double Platinum Spark Plug offers enhanced durability and performance with its platinum-to-platinum design, effectively reducing gap erosion and minimizing misfires for a longer service life. Engineered for distributor-less ignition system (DIS) engines, it outperforms copper and standard platinum plugs. The yttrium-enhanced ground electrode ensures superior heat transfer, maintaining durability under high temperatures and pressure. Its high alumina ceramic insulator optimizes thermal conductivity and dielectric strength, while the multi-rib insulator prevents flash-over for reliable operation. Featuring a mid-projection center electrode and flat seat type, this performance-grade spark plug is built with platinum-tipped electrodes for consistent ignition and lasting reliability. Designed to deliver exceptional value, it is a dependable choice for those seeking improved engine efficiency and longevity.
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Champion – Champion Double Platinum Power Spark Plug RC10PLPB4 – Enhanced Durability & Performance, 7436 (Part No.7436)

Champion Double Platinum Power Spark Plug RC10PLPB4 - Enhanced Durability & Performance, 7436

from

$9.99
Champion Double Platinum Power spark plugs combine a platinum fine-wire center electrode with platinum center and ground electrodes and exclusive Heat-Active alloy, ensuring powerful performance, longer service life and precise spark focus for optimal combustion. Champion your engine with spark plugs engineered to improve efficiency and keep your vehicle running at its best.
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DENSO – DENSO Double Platinum Spark Plug: OE Performance, lasts 60K+ Miles, PK20PR11, 3168 (Part No.3168)

DENSO Double Platinum Spark Plug: OE Performance, lasts 60K+ Miles, PK20PR11, 3168

from

$14.49
Double Platinum Spark Plug (PK20PR11) is engineered to meet the highest OE standards for performance, durability, and emissions compliance. Featuring OE-grade platinum on both the center and ground electrodes, this spark plug ensures sustained spark performance for over 60,000 miles, delivering reliable ignition efficiency and reduced secondary required voltage. Its premium shell construction with machine-rolled threads enhances durability and ensures a secure fit, while superior thermal conductivity optimizes heat dissipation for consistent operation. Designed with a flat seat type and platinum center electrode tip material, this spark plug offers exceptional longevity and reduced maintenance needs, making it a trusted choice for satisfied customers and minimizing shop comebacks. Perfect for those seeking a high-quality solution that combines advanced technology with long-lasting performance.
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Champion – Champion Iridium Spark Plug RC10WMPB4 – Maximum Performance & Longevity, 9002 (Part No.9002)

Champion Iridium Spark Plug RC10WMPB4 - Maximum Performance & Longevity, 9002

from

$11.99
Champion Iridium spark plugs combine a fine-wire iridium center with platinum ground electrodes to help any engine achieve top performance, regardless of ignition type. This advanced design ensures precise ignition, long-lasting durability and reliable performance mile after mile, while reducing wear and tear. Champion your engine with spark plugs engineered to improve efficiency and keep your vehicle running at its best.
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DENSO – DENSO Platinum TT Spark Plug with Twin-Tip Design for Enhanced Ignition, 4503 (Part No.4503)

DENSO Platinum TT Spark Plug with Twin-Tip Design for Enhanced Ignition, 4503

from

$3.99
Platinum TT Spark Plug with its innovative twin-tip design ensures faster flame propagation for more complete combustion, delivering superior ignition efficiency and performance. Featuring a platinum center electrode tip and a titanium-enhanced ground strap, this spark plug is built for exceptional durability and consistent reliability. The platinum material provides a stable and long-lasting spark, while the flat seat type ensures a secure fit for optimal functionality. Engineered for enhanced ignition, it is an ideal choice for maintaining peak vehicle performance. Whether you’re seeking improved fuel efficiency or dependable ignition, this spark plug offers unmatched value and durability for your vehicle’s needs.
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NGK – NGK Laser Platinum Spark Plug (PFR7W-TG): Enhanced Fuel Efficiency & Durability, 5592 (Part No.5592)

NGK Laser Platinum Spark Plug (PFR7W-TG): Enhanced Fuel Efficiency & Durability, 5592

from

$24.99
NGK Laser Platinum spark plugs provide high ignitability and longer service life compared to conventional nickel spark plugs. Laser Platinum plugs are tested to the highest standards to ensure quality and durability. Engineered specifically for OE applications. Laser platinum plugs provide stable idling, superior anti-fouling, improved fuel efficiency and lower emissions. High-grade pure alumina ceramic and 98% pure copper core prevents spark plug from overheating and provides reliable starts. Most Laser Platinum spark plugs feature a platinum pad on the ground electrode for even wear in distributorless ignition systems.
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NGK – NGK Iridium IX Spark Plug (BKR6EIX-11): Enhanced Ignitability & Durability, 3764 (Part No.3764)

NGK Iridium IX Spark Plug (BKR6EIX-11): Enhanced Ignitability & Durability, 3764

from

$15.99
NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode’s durability is six times harder than platinum. Iridium alloy’s extremely high melting point is perfect for today’s engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.
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Autolite – Autolite Copper Resistor Spark Plug: Quick Starts & Reliable Performance, 3923 (Part No.3923)

Autolite Copper Resistor Spark Plug: Quick Starts & Reliable Performance, 3923

from

$4.49
Autolite Copper spark plugs are designed to provide reliable performance and quick starts, making them an essential choice for maintaining your vehicle’s efficiency. Featuring a copper core center electrode, these spark plugs excel in thermal control and resist fouling, ensuring consistent operation. The high nickel alloy center and ground electrodes are engineered for extended life, while the high alumina multi-rib ceramic insulator enhances thermal conductivity and insulation strength. With a nickel-plated shell, these plugs resist corrosion, offering durability for long-term use. The mid-projection standard center electrode design, combined with nickel tip materials, ensures optimal spark delivery. Designed with a gasket seat type and equipped with a resistor, these spark plugs meet regular-grade specifications, making them a dependable option for a wide range of applications.
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Bosch – Bosch EVO Spark Plug: Reliable Ignition & Long Service Life, 8501 (Part No.8501)

Bosch EVO Spark Plug: Reliable Ignition & Long Service Life, 8501

from

$13.99
BOSCH EVO spark plugs are engineered to ensure reliable ignition throughout its long service life even under extreme conditions in modern engines. Thanks to its improved insulator design and high dielectric strength (greater than 45 kV), the new EVO spark plugs can withstand irregular combustion – known as mega knocking – that can occur in modern, technologically advanced engines. BOSCH EVO spark plugs are developed and produced with the same high quality as original equipment spark plugs. Today’s turbocharged gasoline direct injection engines place high demands on spark plugs – the new BOSCH EVO meets these needs.
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NGK – NGK Laser Platinum Spark Plug (PFR7S8EG): High Ignitability & Longevity, 1675 (Part No.1675)

NGK Laser Platinum Spark Plug (PFR7S8EG): High Ignitability & Longevity, 1675

from

$22.99
NGK Laser Platinum spark plugs provide high ignitability and longer service life compared to conventional nickel spark plugs. Laser Platinum plugs are tested to the highest standards to ensure quality and durability. Engineered specifically for OE applications. Laser platinum plugs provide stable idling, superior anti-fouling, improved fuel efficiency and lower emissions. High-grade pure alumina ceramic and 98% pure copper core prevents spark plug from overheating and provides reliable starts. Most Laser Platinum spark plugs feature a platinum pad on the ground electrode for even wear in distributorless ignition systems.
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NGK – NGK Laser Platinum Spark Plug (PFR6U-11G): High Ignitability & Longevity, 5874 (Part No.5874)

NGK Laser Platinum Spark Plug (PFR6U-11G): High Ignitability & Longevity, 5874

from

$19.99
NGK Laser Platinum spark plugs provide high ignitability and longer service life compared to conventional nickel spark plugs. Laser Platinum plugs are tested to the highest standards to ensure quality and durability. Engineered specifically for OE applications. Laser platinum plugs provide stable idling, superior anti-fouling, improved fuel efficiency and lower emissions. High-grade pure alumina ceramic and 98% pure copper core prevents spark plug from overheating and provides reliable starts. Most Laser Platinum spark plugs feature a platinum pad on the ground electrode for even wear in distributorless ignition systems.
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Bosch – Bosch Nickel Copper-Core Spark Plug: Enhanced Durability & Performance, 7402 (Part No.7402)

Bosch Nickel Copper-Core Spark Plug: Enhanced Durability & Performance, 7402

from

$4.19
BOSCH conventional Nickel-Copper Spark Plugs are designed to deliver performance and value. Heavy-duty yttrium-enhanced nickel center electrode with copper core provides a longer lasting copper core spark plug. Engineered to meet or exceed Original Equipment specifications for nickel-copper core spark plugs.
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ACDelco – ACDelco Double Platinum Spark Plug, 41-801 (Part No.41-801)

ACDelco Double Platinum Spark Plug, 41-801

from

$11.49
ACDelco Gold (Professional) Double Platinum Spark Plug are a high quality alternative to Original Equipment (OE) parts. With a copper core and double platinum pads on the center electrode, these plugs are designed to deliver long-lasting performance. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function. ACDelco Gold (Professional) parts are manufactured to meet your expectations for fit, form, and function, making them a smart choice for General Motors vehicles, as well as most makes and models, including special applications. These high-quality parts are backed by General Motors. Some ACDelco Gold parts may have formerly appeared as ACDelco Professional.
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Autolite – Autolite Copper Resistor Spark Plug: Quick Starts & Enhanced Durability, 3924 (Part No.3924)

Autolite Copper Resistor Spark Plug: Quick Starts & Enhanced Durability, 3924

from

$5.49
Autolite Copper spark plugs are crafted to ensure reliable performance and durability for your vehicle or application. Featuring a copper core center electrode, these spark plugs excel in thermal control and resist fouling, ensuring consistent operation. The high nickel alloy center and ground electrodes are designed for extended life, while the mid-projection center electrode enhances ignition efficiency. Built with a high alumina multi-rib ceramic insulator, these plugs offer superior thermal conductivity and insulation, boosting strength and reliability. The nickel-plated shell provides exceptional corrosion resistance, making them ideal for long-term use. With a flat seat type and integrated resistor, these spark plugs deliver quick starts and meet performance expectations, offering great value for regular-grade applications.
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DENSO – DENSO Double Platinum Spark Plug: OE Performance, lasts 60K+ Miles, PK16R8, 3301 (Part No.3301)

DENSO Double Platinum Spark Plug: OE Performance, lasts 60K+ Miles, PK16R8, 3301

from

$12.49
Double Platinum Spark Plug (PK16R8) delivers exceptional performance and reliability, meeting the strictest OE standards for durability and emissions. Featuring OE-grade platinum on both the center and ground electrodes, this spark plug ensures superior thermal conductivity and sustained spark performance for over 60,000 miles. Its premium shell construction with machine-rolled threads enhances durability and provides a secure fit, while the flat seat type ensures optimal compatibility with your engine. Designed to reduce secondary required voltage and increase ignition efficiency, it promotes smoother engine operation and minimizes shop comebacks, making it a trusted choice for satisfied customers. With double platinum construction, this spark plug offers long-lasting performance and value, making it an essential upgrade for maintaining peak engine efficiency.
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DENSO – DENSO Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, IK22, 5310 (Part No.5310)

DENSO Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, IK22, 5310

from

$14.49
Increased performance with World’s smallest Iridium Center Eletrode (0.4mm).
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Champion – Champion Iridium Spark Plug RC8WMPB4 – Maximum Performance & Longevity, 9803 (Part No.9803)

Champion Iridium Spark Plug RC8WMPB4 - Maximum Performance & Longevity, 9803

from

$9.99
Champion Iridium spark plugs combine a fine-wire iridium center with platinum ground electrodes to help any engine achieve top performance, regardless of ignition type. This advanced design ensures precise ignition, long-lasting durability and reliable performance mile after mile, while reducing wear and tear. Champion your engine with spark plugs engineered to improve efficiency and keep your vehicle running at its best.
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DENSO – DENSO Double Platinum Spark Plug: OE Performance, lasts 60K+ Miles, PK20TR11, 3253 (Part No.3253)

DENSO Double Platinum Spark Plug: OE Performance, lasts 60K+ Miles, PK20TR11, 3253

from

$14.99
Manufactured to the strictest OE performance, durability and emissions standards.
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Autolite Iridium – Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP3923 (Part No.XP3923)

Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP3923

from

$11.49
Autolite has over 100 years of engineering experience and has sold over 11 billion plugs. Designed and engineered in the USA, the Autolite Iridium XP spark plugs feature an iridium-enhanced 0.6mm finewire design and patented platinum sidewire technology to provide better overall durability and a more focused ignition for enhanced ignitability and performance. Features double Iridium-enhanced alloy technology center electrode for improved durability and wear resistance.
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NGK – NGK Iridium IX Spark Plug (BKR7EIX): Enhanced Ignitability & Durability, 2667 (Part No.2667)

NGK Iridium IX Spark Plug (BKR7EIX): Enhanced Ignitability & Durability, 2667

from

$14.99
NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode’s durability is six times harder than platinum. Iridium alloy’s extremely high melting point is perfect for today’s engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.
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NGK – NGK Laser Iridium Spark Plug (IFR6D10): Fine Wire Tip for High Efficiency, 5344 (Part No.5344)

NGK Laser Iridium Spark Plug (IFR6D10): Fine Wire Tip for High Efficiency, 5344

from

$25.99
NGK Laser Iridium spark plugs offer the best combination of performance and longevity. Engineered specifically for OE applications, Laser Iridium spark plugs are tested to the highest standards to ensure quality and durability. Iridium tipped center electrode provides durability six times harder than platinum. NGKs high grade pure alumina ceramic and 98 percent pure copper core prevents the spark plug from overheating while providing reliable starts. Most Laser Iridium spark plugs feature a platinum pad on the ground electrode for even wear in distributorless ignition systems.
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ACDelco – ACDelco RAPIDFIRE Spark Plug, 5 (Part No.5)

ACDelco RAPIDFIRE Spark Plug, 5

from

$7.99
ACDelco Gold (Professional) RAPIDFIRE Spark Plugs are a high quality alternative to Original Equipment (OE) parts. These RAPIDFIRE Single Platinum Performance Spark Plugs are designed for everyday use and are a high quality replacement for many vehicles on the road today. These premium aftermarket spark plugs have high-quality suppressors that help prevent misfiring, an improved plug to boot seal, and a pure copper core for greater durability. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function. ACDelco Gold (Professional) parts are manufactured to meet your expectations for fit, form, and function, making them a smart choice for General Motors vehicles, as well as most makes and models, including special applications. These high-quality parts are backed by General Motors. Some ACDelco Gold parts may have formerly appeared as ACDelco Professional.
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NGK – NGK Laser Platinum Spark Plug (PLFER7A8EG): Enhanced Ignitability & Longevity, 94833 (Part No.94833)

NGK Laser Platinum Spark Plug (PLFER7A8EG): Enhanced Ignitability & Longevity, 94833

from

$22.99
NGK Laser Platinum spark plugs provide high ignitability and longer service life compared to conventional nickel spark plugs. Laser Platinum plugs are tested to the highest standards to ensure quality and durability. Engineered specifically for OE applications. Laser platinum plugs provide stable idling, superior anti-fouling, improved fuel efficiency and lower emissions. High-grade pure alumina ceramic and 98% pure copper core prevents spark plug from overheating and provides reliable starts. Most Laser Platinum spark plugs feature a platinum pad on the ground electrode for even wear in distributorless ignition systems.
See More

NGK – NGK Ruthenium HX Spark Plug (FR6BHX-S): High Ignitability & Durability, 95159 (Part No.95159)

NGK Ruthenium HX Spark Plug (FR6BHX-S): High Ignitability & Durability, 95159

from

$19.49
NGK Ruthenium HX High Ignitability spark plugs are the best in class plug for todays modern vehicles. Patented Ruthenium technology offers the most advance tip technology and delivers the highest performance and life expectancy. Created from advanced OE technology as a high ignitability plug, Ruthenium HX spark plugs come with patented, specialized OEM DFE and PSPE tip designs. NGK Ruthenium HX High Ignitability spark plugs provide a more complete fuel burn resulting in a quicker throttle response, smoother idle and better cold starts. Ruthenium center electrode provides industry leading durability.
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NGK – NGK Ruthenium HX Spark Plug (FR7BHX-S): High Ignitability & Durability, 92400 (Part No.92400)

NGK Ruthenium HX Spark Plug (FR7BHX-S): High Ignitability & Durability, 92400

from

$19.49
NGK Ruthenium HX High Ignitability spark plugs are the best in class plug for todays modern vehicles. Patented Ruthenium technology offers the most advance tip technology and delivers the highest performance and life expectancy. Created from advanced OE technology as a high ignitability plug, Ruthenium HX spark plugs come with patented, specialized OEM DFE and PSPE tip designs. NGK Ruthenium HX High Ignitability spark plugs provide a more complete fuel burn resulting in a quicker throttle response, smoother idle and better cold starts. Ruthenium center electrode provides industry leading durability.
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Champion – Champion Platinum Power Spark Plug RC9PYC – Powerful Performance & Longevity, 3344 (Part No.3344)

Champion Platinum Power Spark Plug RC9PYC - Powerful Performance & Longevity, 3344

from

$5.99
Champion Platinum Power spark plugs deliver powerful performance with the exclusive Premium alloy that reaches and sustains the correct operating temperature. A fine-wire center electrode and V-trimmed ground electrode provides sharp spark focus and reliable ignition for consistent combustion under demanding conditions. Champion your engine with spark plugs engineered to improve efficiency and keep your vehicle running at its best.
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Most Popular Spark Plugs for 2018 Audi A6s

Enhance your 2018 Audi A6 with one of the 11 Spark Plugs we have in stock, starting at just $4.49.

Autolite – Autolite Copper Resistor Spark Plug: Quick Starts & Enhanced Durability, 5325 (Part No.5325)

Autolite Copper Resistor Spark Plug: Quick Starts & Enhanced Durability, 5325

from

$4.49
Autolite Copper spark plugs are designed to deliver reliable performance, ensuring quick starts and the power your vehicle demands. Featuring a copper core center electrode, these plugs excel in thermal control and resist fouling, while the high nickel alloy center and ground electrodes provide extended life and durability. The high alumina multi-rib ceramic insulator enhances thermal conductivity and insulation, offering superior strength. With a corrosion-resistant nickel-plated shell, these spark plugs are built to withstand the test of time. Engineered for optimal fuel efficiency, they help you save on gas while delivering smooth acceleration for an improved driving experience. Meeting or exceeding Original Equipment Service (OES) design Standards, Autolite Copper spark plugs are a trusted choice backed by over a century of engineering expertise and the sale of over 11 billion plugs. Designed with a flat seat type and mid-projection standard electrode, these spark plugs are the industry standard for dependable performance.
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Autolite Iridium – Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP5325 (Part No.XP5325)

Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP5325

from

$11.49
Autolite has over 100 years of engineering experience and has sold over 11 billion plugs. Designed and engineered in the USA, the Autolite Iridium XP spark plugs feature an iridium-enhanced 0.6mm finewire design and patented platinum sidewire technology to provide better overall durability and a more focused ignition for enhanced ignitability and performance. Features double Iridium-enhanced alloy technology center electrode for improved durability and wear resistance.
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Autolite – Autolite Platinum Spark Plug: Enhanced Durability & Improved Performance, AP5325 (Part No.AP5325)

Autolite Platinum Spark Plug: Enhanced Durability & Improved Performance, AP5325

from

$5.49
Autolite Platinum spark plugs are crafted for superior performance and durability, making them ideal for older engine applications. Featuring a platinum center electrode firing tip, these spark plugs ensure quicker firing, smoother starts, better acceleration, and improved fuel efficiency. The platinum firing tip resists gap erosion, extending service life, while the high alumina ceramic insulator enhances thermal conductivity and insulation for added strength. A multi-rib insulator prevents flash-over, and the nickel-plated shell offers exceptional corrosion resistance for long-lasting durability. Designed with a mid-projection standard center electrode and nickel ground electrode tip, these spark plugs deliver reliable performance under demanding conditions. Engineered in the USA with over a century of expertise and backed by the sale of over 11 billion plugs, Autolite Platinum spark plugs are a trusted choice for drivers seeking enhanced engine efficiency and durability.
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Autolite – Autolite Double Platinum Spark Plug: Enhanced Durability & Performance, APP5325 (Part No.APP5325)

Autolite Double Platinum Spark Plug: Enhanced Durability & Performance, APP5325

from

$7.49
Double Platinum Spark Plug offers enhanced durability and performance with its platinum-to-platinum design, effectively reducing gap erosion and minimizing misfires for a longer service life. Engineered for distributor-less ignition system (DIS) engines, it outperforms copper and standard platinum plugs. The yttrium-enhanced ground electrode ensures superior heat transfer, maintaining durability under high temperatures and pressure. Its high alumina ceramic insulator optimizes thermal conductivity and dielectric strength, while the multi-rib insulator prevents flash-over for reliable operation. Featuring a mid-projection center electrode and flat seat type, this performance-grade spark plug is built with platinum-tipped electrodes for consistent ignition and lasting reliability. Designed to deliver exceptional value, it is a dependable choice for maintaining peak engine performance.
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Autolite Iridium – Autolite Iridium Iridium Ultra Fine Wire Spark Plug: Laser Welded for Precision, AI5325 (Part No.AI5325)

Autolite Iridium Iridium Ultra Fine Wire Spark Plug: Laser Welded for Precision, AI5325

from

$11.49
Autolite Iridium Ultra Laser Fine wire Spark Plugs are one of our brand’s most technologically advanced products. These spark plugs provide superior durability, more focused ignition with better overall ignitability for optimum performance. Autolite Spark Plugs are the best alternative to OE spark plugs, offering OE fit form and function supporting all foreign and domestic makes and models at a value price. Autolite provides the automotive aftermarket and original equipment manufacturers with the highest quality ignition products and is the leading supplier of spark plugs in the world.
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NGK – NGK Laser Platinum Spark Plug (PLFER7A8EG): Enhanced Ignitability & Longevity, 94833 (Part No.94833)

NGK Laser Platinum Spark Plug (PLFER7A8EG): Enhanced Ignitability & Longevity, 94833

from

$22.99
NGK Laser Platinum spark plugs provide high ignitability and longer service life compared to conventional nickel spark plugs. Laser Platinum plugs are tested to the highest standards to ensure quality and durability. Engineered specifically for OE applications. Laser platinum plugs provide stable idling, superior anti-fouling, improved fuel efficiency and lower emissions. High-grade pure alumina ceramic and 98% pure copper core prevents spark plug from overheating and provides reliable starts. Most Laser Platinum spark plugs feature a platinum pad on the ground electrode for even wear in distributorless ignition systems.
See More

NGK – NGK Ruthenium HX Spark Plug (LFER7BHX): High Ignitability & Durability, 95125 (Part No.95125)

NGK Ruthenium HX Spark Plug (LFER7BHX): High Ignitability & Durability, 95125

from

$16.99
NGK Ruthenium HX High Ignitability spark plugs are the best in class plug for todays modern vehicles. Patented Ruthenium technology offers the most advance tip technology and delivers the highest performance and life expectancy. Created from advanced OE technology as a high ignitability plug, Ruthenium HX spark plugs come with patented, specialized OEM DFE and PSPE tip designs. NGK Ruthenium HX High Ignitability spark plugs provide a more complete fuel burn resulting in a quicker throttle response, smoother idle and better cold starts. Ruthenium center electrode provides industry leading durability.
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Champion – Champion Iridium Spark Plug KEC6WYPB-1 – Maximum Performance & Longevity, 9069 (Part No.9069)

Champion Iridium Spark Plug KEC6WYPB-1 - Maximum Performance & Longevity, 9069

from

$18.49
Champion Iridium spark plugs combine a fine-wire iridium center with platinum ground electrodes to help any engine achieve top performance, regardless of ignition type. This advanced design ensures precise ignition, long-lasting durability and reliable performance mile after mile, while reducing wear and tear. Champion your engine with spark plugs engineered to improve efficiency and keep your vehicle running at its best.
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Champion – Champion Double Platinum Power Spark Plug KEC4PYPBF-1 – Enhanced Durability & Performance, 7600 (Part No.7600)

Champion Double Platinum Power Spark Plug KEC4PYPBF-1 - Enhanced Durability & Performance, 7600

from

$17.99
Champion Double Platinum Power spark plugs combine a platinum fine-wire center electrode with platinum center and ground electrodes and exclusive Heat-Active alloy, ensuring powerful performance, longer service life and precise spark focus for optimal combustion. Champion your engine with spark plugs engineered to improve efficiency and keep your vehicle running at its best.
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Bosch – Bosch OE Fine Wire Double Platinum Spark Plug, 8160 (Part No.8160)

Bosch OE Fine Wire Double Platinum Spark Plug, 8160

from

$14.99
BOSCH Double Platinum Spark Plugs are engineered to deliver both performance and long life, representing the best of OE spark plug technology. BOSCH utilizes a platinum firing pin on the center electrode and platinum inlay in the ground electrode. This design reduces gap erosion, increases durability and performance life while meeting Original Equipment specifications for double platinum spark plugs.
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Bosch – Bosch EVO Spark Plug: Reliable Ignition & Long Service Life, 8501 (Part No.8501)

Bosch EVO Spark Plug: Reliable Ignition & Long Service Life, 8501

from

$13.99
BOSCH EVO spark plugs are engineered to ensure reliable ignition throughout its long service life even under extreme conditions in modern engines. Thanks to its improved insulator design and high dielectric strength (greater than 45 kV), the new EVO spark plugs can withstand irregular combustion – known as mega knocking – that can occur in modern, technologically advanced engines. BOSCH EVO spark plugs are developed and produced with the same high quality as original equipment spark plugs. Today’s turbocharged gasoline direct injection engines place high demands on spark plugs – the new BOSCH EVO meets these needs.
See More

Top-Rated Spark Plug Brands For Your 2018 Audi A6

When it comes to finding the perfect Spark Plug for your 2018 Audi A6, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 4 trusted brands. We carry the most popular Spark Plug brands including Autolite, and more, all known for their exceptional customer ratings (average brand rating of 4.6 stars) and competitive prices, as low as $4.49. Purchasing a Spark Plug from us here at Advance Auto Parts is a smart move for both you and your 2018 Audi A6, providing peace of mind with parts that meet or exceed OEM standards.

Popular Autolite 2018 Audi A6 Spark Plugs

If you’re looking for a top-quality Spark Plug for your 2018 Audi A6, Advance Auto Parts has exactly what you need with our selection of Autolite Spark Plugs. We have 3 Autolite Spark Plugs in stock for this fitment, all known for their durability and precision fit. With prices starting at just $4.49 and an average cost of $7.16, you’ll find the perfect Spark Plug for your needs and budget. Autolite Spark Plugs for the 2018 Audi A6 come highly rated, with over 298 customer reviews and an impressive average rating of 4.6 stars. Choosing a Autolite Spark Plug from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Autolite Copper Resistor Spark Plug: Quick Starts & Enhanced Durability, 5325
from $4.49
(1)
Autolite Copper Resistor Spark Plug: Quick Starts & Enhanced Durability, 5325
“Comes pre gapped and affordable”
Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP5325
from $11.49
(166)
Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP5325
“Good plugs with strong electrodes that can last for a long time compared with platinum electrodes”

FAQs for 2018 Audi A6 Spark Plugs

What are the best-selling Spark Plugs for 2018 Audi A6s?

What’s the price range for 2018 Audi A6 Spark Plugs?

The prices of Spark Plugs for the 2018 Audi A6 range from $4.49 up to $22.99 for the most premium parts.

What is the average price of a Spark Plug for a 2018 Audi A6?

The average price for Spark Plugs for the 2018 Audi A6 is $13.26. Keep in mind the variety of part types within our Spark Plug category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Spark Plugs for other Audi A6 model years?

Yes, we carry Spark Plugs for 21 model years of Audi A6s between 1995 and 2017. The following model years are the most popular for Spark Plug purchases: 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2010, and 2009.

Does Advance Auto Parts sell Spark Plugs for any other 2018 Audi models?

Yes. We stock Spark Plugs for 24 other popular 2018 Audi models. Some of the most popular are 2018 A4 Quattro Spark Plugs, 2018 A4 Spark Plugs, 2018 A6 Quattro Spark Plugs, 2018 TT Quattro Spark Plugs, and 2018 S6 Spark Plugs.

What are the top-rated Spark Plugs that fit the 2018 Audi A6?

The one 2018 Audi A6 Spark Plug we have in stock is the Autolite Copper Resistor Spark Plug: Quick Starts & Enhanced Durability, 5325. It is rated 5 stars and costs $4.49.

What types of Spark Plugs do you sell for my 2018 Audi A6?

We currently have just 1 Spark Plug in stock for a 2018 Audi A6, and as of 8/2/26, it is a Spark Plug.

Can I get help with 2018 Audi A6 Spark Plug orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Audi Spark Plugs and more.

What is your return policy for Audi A6 Spark Plugs?

Advance Auto Parts keeps returns simple. For new Audi A6 Spark Plugs and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.