Smart Spark Plugs

Spark Plugs for Your Smart

Replacing your Smart Spark Plugs shouldn’t cost you an arm and a leg. That’s why we offer plenty of options for you to choose from, making it easy to find top rated Spark Plugs brands at a fraction of the cost.
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Essential Smart Spark Plugs

NGK – NGK Ruthenium HX Spark Plug (LKR7BHX): High Ignitability & Durability, 94705 (Part No.94705)

NGK Ruthenium HX Spark Plug (LKR7BHX): High Ignitability & Durability, 94705

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$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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DENSO – DENSO U-Groove Spark Plug: OE Performance, XU22HDR9, 3445 (Part No.3445)

DENSO U-Groove Spark Plug: OE Performance, XU22HDR9, 3445

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$10.99
U-Groove design provides better ignitability for increased engine efficiency.
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DENSO – DENSO Iridium Long-Life Spark Plug: OE Performance, SXU22HDR8, 3441 (Part No.3441)

DENSO Iridium Long-Life Spark Plug: OE Performance, SXU22HDR8, 3441

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$21.99
Manufactured to the strictest OE performance, durability and emissions standards.
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NGK – NGK Iridium IX Spark Plug (LKR7AIX): Extreme Ignitability & Durability, 93911 (Part No.93911)

NGK Iridium IX Spark Plug (LKR7AIX): Extreme Ignitability & Durability, 93911

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$16.99
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 Iridium – Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP5703 (Part No.XP5703)

Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP5703

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$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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DENSO – DENSO Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, IXUH22, 5353 (Part No.5353)

DENSO Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, IXUH22, 5353

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$17.99
Increased performance with World’s smallest Iridium Center Eletrode (0.4mm).
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NGK – NGK Laser Iridium Spark Plug (ILKR7B8): Fine Wire Tip for Precision Ignition, 1989 (Part No.1989)

NGK Laser Iridium Spark Plug (ILKR7B8): Fine Wire Tip for Precision Ignition, 1989

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$22.99
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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Autolite Iridium – Autolite Iridium Iridium Ultra Fine Wire Spark Plug: Laser Welded for Precision, AI5703 (Part No.AI5703)

Autolite Iridium Iridium Ultra Fine Wire Spark Plug: Laser Welded for Precision, AI5703

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$12.49
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 Iridium Spark Plug (ILKAR7J7G): Fine Wire Tip for Precision, 91121 (Part No.91121)

NGK Laser Iridium Spark Plug (ILKAR7J7G): Fine Wire Tip for Precision, 91121

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$21.99
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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Champion – Champion Iridium Spark Plug RER8WMPB – Maximum Performance & Longevity, 9409 (Part No.9409)

Champion Iridium Spark Plug RER8WMPB - Maximum Performance & Longevity, 9409

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$12.49
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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NGK – NGK Standard Nickel Spark Plug (LKR7B-9): Reliable OE Performance, 5847 (Part No.5847)

NGK Standard Nickel Spark Plug (LKR7B-9): Reliable OE Performance, 5847

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$11.49
NGK Standard spark plugs (in the iconic NGK ‘yellow box’ packaging) are a proven OE cornerstone and technology customers have relied on for decades. Engineered specifically for OE applications, NGK Standard spark plugs provide OE quality nickel alloy reliable performance and design. NGK’s legendary high grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance, while triple gasket sealing prevents combustion gas leakage. Solid 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges. Trivalent metal plating ensures superior anti-corrosion and anti-seizing properties.
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E3 – E3 DiamondFIRE Automotive Spark Plug: More Power & Fuel Efficiency, E3.82 (Part No.E3.82)

E3 DiamondFIRE Automotive Spark Plug: More Power & Fuel Efficiency, E3.82

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$8.49
The Spark Plugs are the product of years of fundamental research in the combustion field. The unique patented electrode configuration of these new The spark plugs increases the amount of combustion pressure created during each power stroke of an engine, which results in a marked increase in power output, fuel economy, and reduced emissions in all gasoline engines. E3.82 is a 12mm, 1.000 reach plug with a gasket seat. It fits a wide variety of late model applications, especially import. E3.82 has two legs securing the Diamond FIRE electrode to the shell. This allows for excellent heat transfer, and helps to create more turbulence in the cylinder. The patented Diamond FIRE side wire is proven to increase power, reduce fuel consumption and improve hydrocarbon emissions in long-term use.
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Compare Deals on Smart Spark Plugs

Shop Smart Spark Plugs today. Advance Auto Parts carries top rated Spark Plugs brands for your Smart. Search through our selection of popular aftermarket or OEM parts, we are confident you can find the Spark Plugs deal that will fit your vehicle hassle-free.

Compare before you buy, we offer customer reviews and star ratings on all of our Smart Spark Plugs. Once you have reviewed your options and selected the deal that fits your budget, all that is left for you to decide is how to have your new Smart parts delivered. You can either have the Spark Plugs shipped directly to you or you can pick them up at your local Advance Auto Parts store.

Start shopping below and watch your savings grow!