Mazda 626 Spark Plugs

Your One-Stop Shop For Trusted Mazda 626 Spark Plugs

If you’re in search of Mazda 626 Spark Plugs aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 92 Spark Plugs from top brands with prices ranging from $2.49 to $34.99.

Beyond great prices, we stock trusted brands manufacturing all types of Spark Plugs for your Mazda 626.

And don’t forget to read customer reviews across all Spark Plugs categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Spark Plugs have to cost top dollar, and we prove it. Browse our top Mazda 626 Spark Plugs below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

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Essential Mazda 626 Spark Plugs

Autolite – Autolite Racing Resistor Spark Plug: Enhanced Heat Transfer for Peak Performance, AR3924 (Part No.AR3924)

Autolite Racing Resistor Spark Plug: Enhanced Heat Transfer for Peak Performance, AR3924

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$5.99
The Racing Resistor Spark Plug is expertly crafted to deliver peak performance on the track, featuring a cut-back ground electrode for optimal ignitability and enhanced heat transfer, ensuring quicker starts and maximum engine efficiency. Its yttrium-enhanced alloy reduces ground wire temperature by up to 8%, making it ideal for colder heat ranges and performance modifications under intense conditions. The anti-corrosive nickel plating resists rust better than black oxide, maintaining durability and long-term reliability. Designed with a high alumina multi-rib ceramic insulator, it offers superior thermal conductivity and insulation, preventing flash-over while increasing strength. With a mid-projection center electrode and nickel-tipped materials for both the center and ground electrodes, this performance-grade spark plug is built to handle demanding environments. The flat seat design and integrated resistor further enhance its functionality, making it a dependable choice for racers seeking consistent ignition and durability.
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Motorcraft – Motorcraft High-Durability Spark Plug: Reduces Misfires & Fuel Consumption, SP-485-X (Part No.SP-485-X)

Motorcraft High-Durability Spark Plug: Reduces Misfires & Fuel Consumption, SP-485-X

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$9.99
Motorcraft Spark Plugs are original equipment on Ford Motor Company vehicles, engineered to meet strict Ford engineering standards for performance and reliability. These spark plugs are matched to specific engines to provide enhanced durability, eliminate misfires, reduce fuel consumption, and optimize emissions. They are resistant to oxidation and arc erosion, feature a multi-rib insulator to protect against misfire, and offer service intervals of up to 100,000 miles. Backed by Motorcraft’s Service Parts Warranty, these spark plugs are an exact fit for Ford, Lincoln, and Mercury vehicles and are designed with high-quality materials to provide reliable performance for almost any application. Motorcraft ignition components also help prevent false check engine lights, ensuring your vehicle runs smoothly.
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Autolite Iridium – Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP64 (Part No.XP64)

Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP64

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$10.49
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 TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, IW20TT, 4709 (Part No.4709)

DENSO Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, IW20TT, 4709

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$12.99
Experience the perfect blend of durability and performance with this Iridium TT Spark Plug. Featuring a 0.4mm Iridium center electrode – the world’s smallest diameter – it maximizes firing potential for unmatched ignition efficiency. The 0.7mm needle tip ground electrode enhances spark energy while reducing heat quenching, ensuring consistent performance. Built with DENSO’s patented Iridium-Rhodium alloy formula, this spark plug boasts the highest concentration of iridium for superior durability, even under extreme conditions exceeding 4000 Deg F. The 360-degree laser welding process guarantees a robust bond and structural integrity, making it a reliable choice for high-performance engines. Designed with a flat seat type and OE-style durability, this spark plug delivers the power and torque you demand without compromising longevity. Whether you’re seeking enhanced engine efficiency or enduring reliability, this spark plug is engineered to exceed expectations.
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Bosch – Bosch OE Fine Wire Double Iridium Spark Plug: High Performance & Longevity, 9652 (Part No.9652)

Bosch OE Fine Wire Double Iridium Spark Plug: High Performance & Longevity, 9652

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$12.49
BOSCH OE Fine Wire Double Iridium. All iridium plugs are NOT created equal. Give your customers the only one engineered for both high performance and long life. The ultra fine wire design and laser welded, tapered ground electrode deliver the ultimate in ignitability and high performance. The iridium-alloy center electrode firing pin and laser welded ground electrode with iridium alloy inlay help it to go the distance.
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DENSO – DENSO Iridium Long-Life Spark Plug: OE Performance, SKJ20CR-A8, 3371 (Part No.3371)

DENSO Iridium Long-Life Spark Plug: OE Performance, SKJ20CR-A8, 3371

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$20.99
The Iridium Long-Life Spark Plug is engineered to meet the highest OE standards for performance, durability, and emissions. Featuring DENSO’s patented Iridium Alloy with a fine wire center electrode, this spark plug delivers sustained spark performance for over 100,000 miles, lasting up to three times longer than conventional plugs. Its platinum ground electrode ensures extended life, while the 360-degree laser welding process guarantees a robust bond and structural integrity. Designed to endure extreme temperatures exceeding 4,000 Deg F, it is ideal for high-performance ignition systems and special fuel setups. This spark plug enhances engine performance by providing more horsepower, quicker starts, and fewer misfires under heavy loads. Additionally, its advanced design promotes better fuel efficiency, making it a cost-effective choice for long-term use. With a flat seat type and iridium center electrode tip, this spark plug is a reliable solution for maintaining optimal engine performance and longevity.
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NGK – NGK V-Power Nickel Spark Plug (ZFR5F-11): Reliable Ignitability & Performance, 2262 (Part No.2262)

NGK V-Power Nickel Spark Plug (ZFR5F-11): Reliable Ignitability & Performance, 2262

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$5.99
NGK V-Power spark plugs offer reliable performance and improved ignitability over standard nickel plugs. Engineered specifically for OE applications, the special V-cut nickel alloy center electrode and concave ground electrode of NGK’s V-Power spark plug increases ignitability providing quicker starts and smoother idle. NGK’s legendary high grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance. Trivalent metal plating ensures superior anti-corrosion and anti-seizing properties.
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DENSO – DENSO U-Groove Spark Plug: OE Performance, K20PR-U11, 3121 (Part No.3121)

DENSO U-Groove Spark Plug: OE Performance, K20PR-U11, 3121

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$4.99
The U-Groove Spark Plug features a patented U-groove ground electrode design that enhances ignitability, allowing it to fire leaner fuel mixtures for improved engine efficiency. Built with a nickel center electrode tip and a flat seat type, this spark plug ensures reliable performance and compatibility with a wide range of vehicles, including classic and collector cars. Its precision machine-rolled threads minimize the risk of seizing or cross-threading in delicate aluminum heads, making installation smoother and safer. Designed to last twice as long as most conventional plugs, it offers exceptional durability and value. Each plug is 100% pre-fired to guarantee dependable operation, making it a trusted choice for maintaining OE performance. Whether you’re seeking efficiency or longevity, this U-Groove spark plug delivers both.
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NGK – NGK V-Power Nickel Spark Plug (BKR5E-11): Reliable Ignitability & Smooth Idle, 6953 (Part No.6953)

NGK V-Power Nickel Spark Plug (BKR5E-11): Reliable Ignitability & Smooth Idle, 6953

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$7.49
NGK V-Power spark plugs offer reliable performance and improved ignitability over standard nickel plugs. Engineered specifically for OE applications, the special V-cut nickel alloy center electrode and concave ground electrode of NGK’s V-Power spark plug increases ignitability providing quicker starts and smoother idle. NGK’s legendary high grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance. Trivalent metal plating ensures superior anti-corrosion and anti-seizing properties.
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DENSO – DENSO Platinum TT Spark Plug – PW16TT, 4501 (Part No.4501)

DENSO Platinum TT Spark Plug - PW16TT, 4501

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$5.79
The Platinum TT Spark Plug with a Twin-Tip design is engineered to deliver superior combustion efficiency by enabling faster flame propagation for a more complete burn. Featuring a durable platinum center electrode tip, this spark plug ensures long-lasting performance and reliable ignition under various driving conditions. Its flat seat type provides a secure fit, enhancing overall engine stability and performance. Designed for precision and efficiency, this spark plug not only improves fuel combustion but also contributes to better fuel economy and reduced emissions. Ideal for drivers seeking enhanced engine responsiveness and durability, it offers exceptional value and reliability for your vehicle.
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Champion – Champion Double Platinum Power Spark Plug RC12PYP – Enhanced Durability & Performance, 7071 (Part No.7071)

Champion Double Platinum Power Spark Plug RC12PYP - Enhanced Durability & Performance, 7071

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$8.89
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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Autolite – Autolite Double Platinum Spark Plug: Enhanced Durability & Performance, APP3924 (Part No.APP3924)

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

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$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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Autolite – Autolite Platinum Spark Plug (AP63): Enhanced Durability & Performance (Part No.AP63)

Autolite Platinum Spark Plug (AP63): Enhanced Durability & Performance

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$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, and improved fuel efficiency. The platinum design prevents gap erosion, extending the service life, while the high alumina ceramic insulator enhances thermal conductivity and insulation for added strength. A multi-rib insulator minimizes flash-over, ensuring consistent performance, and the nickel-plated shell resists corrosion for long-lasting durability. With a mid-projection standard center electrode and a flat seat type, these performance-grade spark plugs deliver reliable ignition and acceleration. The combination of platinum and nickel materials in the electrode tips further boosts efficiency and resilience, making them a dependable choice for maintaining engine health and optimizing vehicle performance.
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E3 – E3 DiamondFIRE Automotive Spark Plug: More Power & Fuel Efficiency, E3.56 (Part No.E3.56)

E3 DiamondFIRE Automotive Spark Plug: More Power & Fuel Efficiency, E3.56

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$8.49
“The Premium DiamondFire Automotive Spark Plug is engineered to deliver peak performance and efficiency for your vehicle. Featuring E3’s patented Diamond Fire edge-to-edge ground electrode, it ensures a faster, more complete burn for smoother acceleration and idle. The innovative “”diamond-shaped”” side wire electrode enhances combustion by igniting the air/fuel mixture more quickly, resulting in a larger flame kernel and improved power output – up to 6% on average. Designed with nickel center and ground electrode tips, this spark plug offers durability and consistent performance. Its cleaner-burning combustion reduces engine carbon deposits and promotes fuel savings, making it an eco-friendly choice. Pre-gapped at the factory for hassle-free installation, this spark plug is a perfect blend of advanced technology and convenience, ensuring your engine runs at its best.”
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DENSO – DENSO Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, IK20TT, 4702 (Part No.4702)

DENSO Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, IK20TT, 4702

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$14.99
Durability of an OE style plug combined with Power & Torque of high performance.
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ACDelco – ACDelco Conventional Spark Plug, R42XLS (Part No.R42XLS)

ACDelco Conventional Spark Plug, R42XLS

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$6.49
ACDelco GM Original Equipment Conventional Spark Plugs are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These Conventional Spark Plugs are designed for reliability and efficient performance, and are a high quality replacement for many vehicles on the road today. Their high-quality copper cores and outstanding suppression characteristics deliver reliable performance. They are also available for Marine applications. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function. ACDelco GM Original Equipment parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.
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NGK – NGK Iridium IX Spark Plug (BKR5EIX-11): Extreme Ignitability & Durability, 5464 (Part No.5464)

NGK Iridium IX Spark Plug (BKR5EIX-11): Extreme Ignitability & Durability, 5464

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$13.99
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 Platinum Spark Plug (AP5224): Enhanced Durability & Performance (Part No.AP5224)

Autolite Platinum Spark Plug (AP5224): Enhanced Durability & Performance

from

$5.49
Platinum Spark Plug AP5224 is expertly crafted to deliver enhanced durability and performance for older engine applications. Featuring a platinum center electrode firing tip, it ensures quicker firing, smoother starts, and improved fuel efficiency. The platinum design prevents gap erosion, extending the service life of the spark plug, while the high alumina ceramic insulator provides superior thermal conductivity and insulation for added strength. Its multi-rib insulator effectively prevents flash-over, and the nickel-plated shell offers exceptional corrosion resistance for long-lasting durability. With a standard center electrode design and long projection, this performance-grade spark plug is built to optimize engine functionality. The flat seat type and nickel ground electrode tip material further enhance its reliability, making it a dependable choice for maintaining peak engine performance.
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Champion – Champion Platinum Power Spark Plug (RC12PMC4): Powerful Performance & Durability, 3318 (Part No.3318)

Champion Platinum Power Spark Plug (RC12PMC4): Powerful Performance & Durability, 3318

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$6.39
Champion Platinum Power spark plugs are engineered for premium performance and durability, making them an excellent choice for maintaining your vehicle’s peak efficiency. Featuring a platinum-tipped center electrode, these spark plugs ensure long-lasting reliability and resist wear, maintaining the proper gap specification throughout their lifespan. The fine-wire center electrode enhances ignitability, while the V-trimmed ground electrode sharpens spark focus for improved combustion. Constructed with an exclusive Heat-Active alloy, these plugs quickly reach and maintain optimal operating temperatures, ensuring consistent performance under various driving conditions. Designed with a flat seat type and integrated resistor, they deliver smooth operation and compatibility with a wide range of vehicles. Upgrade to Champion Platinum Power spark plugs for a blend of cutting-edge technology and dependable performance.
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NGK – NGK Standard Nickel Spark Plug (BPR6ES): Reliable OE Performance, 7131 (Part No.7131)

NGK Standard Nickel Spark Plug (BPR6ES): Reliable OE Performance, 7131

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$5.59
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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Champion – Champion Iridium Spark Plug RC12WMPB4 – Maximum Performance & Longevity, 9202 (Part No.9202)

Champion Iridium Spark Plug RC12WMPB4 - Maximum Performance & Longevity, 9202

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$11.49
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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Autolite Iridium – Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP5224 (Part No.XP5224)

Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP5224

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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Champion – Champion Platinum Power Spark Plug RN14PMC – Powerful Performance & Longevity, 3405 (Part No.3405)

Champion Platinum Power Spark Plug RN14PMC - Powerful Performance & Longevity, 3405

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$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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Champion – Champion Copper Plus Spark Plug RC12YC5 – Dependable Performance & Durability, 89 (Part No.89)

Champion Copper Plus Spark Plug RC12YC5 - Dependable Performance & Durability, 89

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$4.99
Champion Copper Plus spark plugs deliver dependable ignition performance with proven copper-core technology. The copper core electrode provides excellent conductivity and optimized heat control for consistent sparks while the coated shell protects against corrosion. Champion your engine with spark plugs engineered to improve efficiency and keep your vehicle running at its best.
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E3 – DiamondFire Spark Plug (E3.46): Enhanced Power & Fuel Efficiency (Part No.E3.46)

DiamondFire Spark Plug (E3.46): Enhanced Power & Fuel Efficiency

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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. E3.46 is a 14mm, 0.750 reach plug with a gasket seat. It fits a wide variety of applications from the 60s to early 90s, especially import. E3.46 is widely stocked in automotive retail stores. The automotive plugs have three 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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Spark Plugs Brands You Can Trust For Your Mazda 626

10 trusted brands of Spark Plugs line our shelves, ready to help keep your Mazda 626 running smooth. Below are some of the most popular brands and their top Spark Plugs offerings:

Top Mazda 626 Spark Plugs from NGK

Your Mazda 626 will be purring again thanks to NGK brand Spark Plugs available for online order or in-store pick up. Popular NGK parts include:

Most Purchased Mazda 626 Spark Plugs from Autolite Iridium

When you buy the most frequently purchased Autolite Iridium brand Spark Plugs, you can be confident it will be the right part for your Mazda 626. Here are the Autolite Iridium Spark Plugs Advanced Auto customers buy the most:

FAQs for Mazda 626 Spark Plugs

What are the most purchased Spark Plugs for the Mazda 626?

Out of 92 Spark Plugs for the Mazda 626, the most popular in our inventory are:

What are the top-rated Mazda 626 Spark Plugs?

Top-rated Spark Plugs for your Mazda 626 based on customer reviews/ratings are:
E3 DiamondFIRE Spark Plug: More Power & Fuel Efficiency, E3.48
from $8.49
(188)
E3 DiamondFIRE Spark Plug: More Power & Fuel Efficiency, E3.48
“I put the e3 sparkplugs in my cars and all my small engines too”