2003 Ford Focus Spark Plugs

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Keep Your 2003 Ford Focus 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 2003 Ford Focus looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Racing Spark Plugs and 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 DENSO, Autolite, and NGK. For example, DENSO Spark Plugs start at just $13.49 with an average 4.6 star rating. Autolite and NGK offer similar pricing and quality, backed by strong customer feedback. With over 5,337 reviews and a solid 4.7 star average, you can shop with confidence knowing other Ford Focus owners approve.

Competitive Prices and Extensive Inventory

The average price for a 2003 Ford Focus Spark Plug at Advance Auto Parts is around $11.23, with a range that starts at $4.49 and goes up to $39.99. With 56 options in stock from 8 trusted brands, finding the right fit is easy. Popular picks like E3 DiamondFIRE Automotive Spark Plug: More Power, Saves Gas, E3.74, Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP5363, and Champion Platinum Power Spark Plug RE10PMC5 – Powerful Performance & Longevity, 3032 start at just $5.99 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 Boots and Ignition Coils and Boots. At Advance Auto Parts, we’re here to help you keep your 2003 Ford Focus in peak condition, inside and out.

Essential 2003 Ford Focus Spark Plugs

NGK – NGK G-Power Platinum Spark Plug (LTR5GP): Enhanced Durability & Efficiency, 5019 (Part No.5019)

NGK G-Power Platinum Spark Plug (LTR5GP): Enhanced Durability & Efficiency, 5019

from

$10.99
NGK G-Power Platinum spark plugs are the best single platinum spark plugs at an economical price. G-Power plugs feature a fine wire platinum center electrode and a trapezoidal cut ground electrode that offers increased durability, improved fuel efficiency, lower emissions, faster starts and quicker acceleration over conventional nickel spark plugs. An excellent upgrade for vehicles which used nickel alloy spark plugs originally. For better performance consider upgrading to a NGK Iridium IX plug. For even greater performance consider upgrading to a NGK RUTHENIUM HX plug.
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E3 – E3 DiamondFIRE Automotive Spark Plug: More Power & Fuel Efficiency, E3.54 (Part No.E3.54)

E3 DiamondFIRE Automotive Spark Plug: More Power & Fuel Efficiency, E3.54

from

$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 quickly igniting the air/fuel mixture, resulting in a larger flame kernel and improved power output – up to 6% on average. This advanced design not only boosts energy but also promotes fuel savings and reduces engine carbon deposits for a cleaner, more efficient operation. Constructed with durable nickel center and ground electrode tips, it offers long-lasting reliability. The tapered seat type ensures a secure fit, and the pre-gapped design eliminates the need for adjustments, making installation hassle-free. Upgrade to this spark plug for enhanced performance, better fuel economy, and a cleaner engine.”
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Autolite – Autolite Platinum Spark Plug (AP5144): Improved Performance & Durability (Part No.AP5144)

Autolite Platinum Spark Plug (AP5144): Improved Performance & Durability

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 enhanced fuel efficiency. The platinum firing tip prevents gap erosion, extending the service life, while the high alumina ceramic insulator provides excellent thermal conductivity and insulation for added strength. Designed with a long projection standard center electrode and a nickel-plated shell, these spark plugs resist corrosion and deliver extended durability. The multi-rib insulator prevents flash-over, ensuring reliable operation, and the tapered seat type offers a secure fit. With a performance-grade design and a nickel ground electrode tip, these spark plugs are built to meet the demands of high-performance engines while maintaining consistent reliability.
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NGK – NGK G-Power Platinum Spark Plug (LTR6GP-8): Enhanced Durability & Efficiency, 94372 (Part No.94372)

NGK G-Power Platinum Spark Plug (LTR6GP-8): Enhanced Durability & Efficiency, 94372

from

$9.99
NGK G-Power Platinum spark plugs are the best single platinum spark plugs at an economical price. G-Power plugs feature a fine wire platinum center electrode and a trapezoidal cut ground electrode that offers increased durability, improved fuel efficiency, lower emissions, faster starts and quicker acceleration over conventional nickel spark plugs. An excellent upgrade for vehicles which used nickel alloy spark plugs originally. For better performance consider upgrading to a NGK Iridium IX plug. For even greater performance consider upgrading to a NGK RUTHENIUM HX plug.
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Motorcraft – Motorcraft Iridium Spark Plug: Enhanced Ignition & Fuel Efficiency, SP-538-AX (Part No.SP-538-AX)

Motorcraft Iridium Spark Plug: Enhanced Ignition & Fuel Efficiency, SP-538-AX

from

$17.99
The Iridium Spark Plug is engineered for superior ignition performance and fuel efficiency. Featuring a standard center electrode design with an iridium tip, it ensures exceptional durability and reliable spark delivery under demanding conditions. The platinum-tipped ground electrode enhances conductivity and longevity, making it a dependable choice for long-term use. Designed with a gasket seat type, this spark plug provides a secure fit and optimal sealing, reducing the risk of combustion leaks. Its advanced materials and construction contribute to improved engine performance, smoother starts, and better fuel economy. Ideal for drivers seeking a high-quality replacement, this spark plug offers excellent value and compatibility with a wide range of vehicles.
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DENSO – DENSO Double Platinum Spark Plug: OE Performance, lasts 60K+ Miles, PT16EPR13, 5092 (Part No.5092)

DENSO Double Platinum Spark Plug: OE Performance, lasts 60K+ Miles, PT16EPR13, 5092

from

$11.99
The Double Platinum Spark Plug is engineered to deliver exceptional performance and durability, meeting the strictest OE standards for emissions and efficiency. Featuring OE-grade platinum on both the center and ground electrodes, it 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 tapered seat type improves combustion efficiency. Designed to reduce secondary required voltage, this spark plug increases ignition efficiency, leading to smoother engine operation and fewer shop comebacks. With its double platinum design and adherence to original equipment performance standards, this spark plug is a reliable choice for maintaining optimal engine efficiency and long-lasting performance.
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ACDelco – ACDelco RAPIDFIRE Spark Plug, 17 (Part No.17)

ACDelco RAPIDFIRE Spark Plug, 17

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$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 Ruthenium HX Spark Plug (TR6AHX): High Ignitability & Durability, 92714 (Part No.92714)

NGK Ruthenium HX Spark Plug (TR6AHX): High Ignitability & Durability, 92714

from

$14.49
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 RE10PMC5 – Powerful Performance & Longevity, 3032 (Part No.3032)

Champion Platinum Power Spark Plug RE10PMC5 - Powerful Performance & Longevity, 3032

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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Champion – Champion Iridium Spark Plug RES8WYPB3 – Maximum Performance & Longevity, 9016 (Part No.9016)

Champion Iridium Spark Plug RES8WYPB3 - Maximum Performance & Longevity, 9016

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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Autolite Iridium – Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP5364 (Part No.XP5364)

Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP5364

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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Motorcraft – Motorcraft Iridium Spark Plug: Enhances Durability & Reduces Fuel Consumption, SP-541-A (Part No.SP-541-A)

Motorcraft Iridium Spark Plug: Enhances Durability & Reduces Fuel Consumption, SP-541-A

from

$13.49
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. Backed by Motorcraft’s Service Parts Warranty, they are an exact fit for Ford, Lincoln, and Mercury vehicles and are resistant to oxidation and arc erosion. The multi-rib insulator protects against misfire, and they offer service intervals of up to 100,000 miles. Designed with high-quality materials, Motorcraft Spark Plugs provide reliable performance for almost any application and help prevent false check engine lights. With platinum center and ground electrode tips, these spark plugs ensure your vehicle runs as it did when it was first manufactured.
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DENSO – DENSO Iridium Long-Life Spark Plug: OE Performance, ZTJ16R10, 5090 (Part No.5090)

DENSO Iridium Long-Life Spark Plug: OE Performance, ZTJ16R10, 5090

from

$13.49
Manufactured to the strictest OE performance, durability and emissions standards.
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Champion – Champion Copper Plus Spark Plug RS9YC – Dependable Performance & Durability, 304 (Part No.304)

Champion Copper Plus Spark Plug RS9YC - Dependable Performance & Durability, 304

from

$4.79
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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DENSO – DENSO Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, ITV20TT, 4719 (Part No.4719)

DENSO Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, ITV20TT, 4719

from

$14.99
Durability of an OE style plug combined with Power & Torque of high performance.
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Autolite – Autolite Racing Resistor Spark Plug: Engineered for Maximum Track Performance, AR103 (Part No.AR103)

Autolite Racing Resistor Spark Plug: Engineered for Maximum Track Performance, AR103

from

$5.99
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 intense racing conditions. The anti-corrosive nickel plating resists rust better than black oxide, maintaining durability and long-term efficiency. Designed with a high alumina multi-rib ceramic insulator, it offers superior thermal conductivity and insulation, preventing flash-over while increasing strength. The tapered seat type ensures optimal performance across various racing venues, including oval and road racing, while its durable design is tailored for aftermarket cylinder heads. With a mid-projection nickel center electrode and nickel ground electrode tip, this performance-grade spark plug is built to handle the demands of high-speed racing, delivering reliability and value for serious competitors.
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Most Popular Racing Spark Plug for 2003 Ford Foci

Enhance your 2003 Ford Focus with this popular Racing Spark Plug we have in stock, for $5.99.

Autolite – Autolite Racing Resistor Spark Plug: Engineered for Maximum Track Performance, AR103 (Part No.AR103)

Autolite Racing Resistor Spark Plug: Engineered for Maximum Track Performance, AR103

from

$5.99
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 intense racing conditions. The anti-corrosive nickel plating resists rust better than black oxide, maintaining durability and long-term efficiency. Designed with a high alumina multi-rib ceramic insulator, it offers superior thermal conductivity and insulation, preventing flash-over while increasing strength. The tapered seat type ensures optimal performance across various racing venues, including oval and road racing, while its durable design is tailored for aftermarket cylinder heads. With a mid-projection nickel center electrode and nickel ground electrode tip, this performance-grade spark plug is built to handle the demands of high-speed racing, delivering reliability and value for serious competitors.
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Best-Selling 2003 Ford Focus Spark Plugs

Upgrade your Focus with one of our 55 best-selling Spark Plugs, earning an average 4.64 stars rating across 1,478 reviews.

NGK – NGK V-Power Nickel Spark Plug (TR6): Reliable Performance & Ignitability, 4177 (Part No.4177)

NGK V-Power Nickel Spark Plug (TR6): Reliable Performance & Ignitability, 4177

from

$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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Autolite Iridium – Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP5363 (Part No.XP5363)

Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP5363

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 Copper Resistor Spark Plug: Quick Starts & Enhanced Durability, 103 (Part No.103)

Autolite Copper Resistor Spark Plug: Quick Starts & Enhanced Durability, 103

from

$4.79
Autolite Copper spark plugs are designed to provide reliable performance and durability, making them an excellent 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 mid-projection design optimizes spark delivery. A high alumina multi-rib ceramic insulator enhances thermal conductivity and insulation, contributing to superior strength and reliability. The nickel-plated shell resists corrosion, ensuring long-lasting durability even in demanding conditions. With a tapered seat type and integrated resistor, these spark plugs are built to meet performance expectations, delivering quick starts and the power your vehicle needs.
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Autolite – Autolite Double Platinum Spark Plug: Enhanced Durability & Performance, APP103 (Part No.APP103)

Autolite Double Platinum Spark Plug: Enhanced Durability & Performance, APP103

from

$7.49
The Double Platinum Spark Plug is engineered for exceptional durability and performance, making it a top choice for distributor-less ignition system (DIS) engines. Featuring a platinum-to-platinum design, it minimizes gap erosion and reduces misfires, ensuring a longer service life compared to copper and standard platinum plugs. Its yttrium-enhanced ground electrode delivers superior heat transfer, allowing it to withstand high temperatures and pressures for extended durability. The high alumina ceramic insulator optimizes thermal conductivity and dielectric strength, while the multi-rib insulator prevents flash-over for reliable operation. With a mid-projection center electrode and tapered seat type, this performance-grade spark plug is built to deliver consistent ignition and efficiency. Both the center and ground electrode tips are crafted from platinum, ensuring robust functionality and reliability. Designed to meet the demands of modern engines, this spark plug offers outstanding value and long-lasting performance.
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DENSO – DENSO Iridium Long-Life Spark Plug: OE Performance, ZTJ16R10, 5090 (Part No.5090)

DENSO Iridium Long-Life Spark Plug: OE Performance, ZTJ16R10, 5090

from

$13.49
Manufactured to the strictest OE performance, durability and emissions standards.
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Autolite – Autolite Double Platinum Spark Plug: Enhanced Durability & Performance, APP5363 (Part No.APP5363)

Autolite Double Platinum Spark Plug: Enhanced Durability & Performance, APP5363

from

$7.49
The Double Platinum Spark Plug is engineered for exceptional durability and performance, making it a top choice for distributor-less ignition system (DIS) engines. Featuring a platinum-to-platinum design, it minimizes gap erosion and reduces misfires, ensuring a longer service life compared to copper and standard platinum plugs. Its yttrium-enhanced ground electrode delivers superior heat transfer, allowing it to withstand high temperatures and pressures for extended durability. The high alumina ceramic insulator optimizes thermal conductivity and dielectric strength, while the multi-rib insulator prevents flash-over for reliable operation. With a mid-projection center electrode and tapered seat type, this performance-grade spark plug is designed to deliver consistent ignition and efficiency. Both the center and ground electrode tips are crafted from platinum, ensuring robust functionality and reliability. Ideal for those seeking enhanced engine performance and longevity, this spark plug is built to meet the demands of modern engines.
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NGK – NGK Iridium IX Spark Plug (LTR5IX-11): Extreme Ignitability & Durability, 4344 (Part No.4344)

NGK Iridium IX Spark Plug (LTR5IX-11): Extreme Ignitability & Durability, 4344

from

$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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DENSO – DENSO Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, ITV16, 5338 (Part No.5338)

DENSO Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, ITV16, 5338

from

$14.49
The Iridium Power Spark Plug, featuring the world’s smallest 0.4mm Iridium Center Electrode, delivers unmatched spark energy for maximum combustion efficiency. Engineered with a patented 360-degree laser welding assembly process, it ensures durability and precision under extreme conditions. The U-groove and taper-cut ground electrode design optimizes flame propagation, enhancing horsepower, fuel efficiency, and overall engine performance. With the ability to withstand temperatures exceeding 4000 Deg F and burnished nickel plating for superior corrosion resistance, this spark plug is built for longevity. Requiring 5,000 volts less to fire compared to conventional plugs, it guarantees reliable starts, fewer misfires under heavy loads, and consistent performance even in demanding environments. Designed with a tapered seat type for a secure fit, it is compatible with a wide range of vehicles, including classic and collector cars. Experience the superior performance and efficiency of the DENSO Iridium Power Spark Plug, a perfect choice for those seeking enhanced engine power and reliability.
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NGK – NGK G-Power Platinum Spark Plug (TR55-1GP): Enhanced Durability & Efficiency, 7159 (Part No.7159)

NGK G-Power Platinum Spark Plug (TR55-1GP): Enhanced Durability & Efficiency, 7159

from

$8.99
NGK G-Power Platinum spark plugs are the best single platinum spark plugs at an economical price. G-Power plugs feature a fine wire platinum center electrode and a trapezoidal cut ground electrode that offers increased durability, improved fuel efficiency, lower emissions, faster starts and quicker acceleration over conventional nickel spark plugs. An excellent upgrade for vehicles which used nickel alloy spark plugs originally. For better performance consider upgrading to a NGK Iridium IX plug. For even greater performance consider upgrading to a NGK RUTHENIUM HX plug.
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NGK – NGK Iridium IX Spark Plug (TR55-1IX): Enhanced Acceleration & Durability, 7316 (Part No.7316)

NGK Iridium IX Spark Plug (TR55-1IX): Enhanced Acceleration & Durability, 7316

from

$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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NGK – NGK Laser Iridium Spark Plug (ITR6F13): Fine Wire Tip for Precision, 4477 (Part No.4477)

NGK Laser Iridium Spark Plug (ITR6F13): Fine Wire Tip for Precision, 4477

from

$23.99
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 Copper Plus Spark Plug RS9YC – Dependable Performance & Durability, 304 (Part No.304)

Champion Copper Plus Spark Plug RS9YC - Dependable Performance & Durability, 304

from

$4.79
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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Champion – Champion Double Platinum Power Spark Plug RES11PYPB5 – Enhanced Durability & Performance, 7437 (Part No.7437)

Champion Double Platinum Power Spark Plug RES11PYPB5 - Enhanced Durability & Performance, 7437

from

$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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DENSO – DENSO Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, IT20, 5326 (Part No.5326)

DENSO Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, IT20, 5326

from

$14.49
The Iridium Power Spark Plug features the world’s smallest Iridium Center Electrode at just 0.4mm, delivering enhanced spark energy for maximum combustion efficiency. Engineered with a patented 360-degree laser welding assembly process, this spark plug ensures unmatched durability and precision. Its U-groove and taper-cut ground electrode design optimizes flame propagation, resulting in improved engine performance. Built to withstand extreme temperatures exceeding 4000 degrees Fahrenheit, it is burnished with nickel plating for exceptional high-temperature endurance and superior corrosion resistance. Designed for versatility, it offers a wide range of part numbers to fit thousands of applications, including classic and collector cars. With its advanced Iridium tip material and tapered seat type, this spark plug is the ultimate choice for drivers seeking peak performance and long-lasting reliability.
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NGK – NGK G-Power Spark Plug (TR6GP): Enhanced Durability & Fuel Efficiency, 5141 (Part No.5141)

NGK G-Power Spark Plug (TR6GP): Enhanced Durability & Fuel Efficiency, 5141

from

$8.99
NGK G-Power Platinum spark plugs are the best single platinum spark plugs at an economical price. G-Power plugs feature a fine wire platinum center electrode and a trapezoidal cut ground electrode that offers increased durability, improved fuel efficiency, lower emissions, faster starts and quicker acceleration over conventional nickel spark plugs. An excellent upgrade for vehicles which used nickel alloy spark plugs originally. For better performance consider upgrading to a NGK Iridium IX plug. For even greater performance consider upgrading to a NGK RUTHENIUM HX plug.
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E3 – E3 DiamondFIRE Automotive Spark Plug: More Power, Saves Gas, E3.74 (Part No.E3.74)

E3 DiamondFIRE Automotive Spark Plug: More Power, Saves Gas, E3.74

from

$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. E3.74 is a 14mm, 1.000 reach plug with a taper seat. It fits a wide variety of late model applications, especially Ford applications. 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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NGK – NGK G-Power Platinum Spark Plug (LTR5GP): Enhanced Durability & Efficiency, 5019 (Part No.5019)

NGK G-Power Platinum Spark Plug (LTR5GP): Enhanced Durability & Efficiency, 5019

from

$10.99
NGK G-Power Platinum spark plugs are the best single platinum spark plugs at an economical price. G-Power plugs feature a fine wire platinum center electrode and a trapezoidal cut ground electrode that offers increased durability, improved fuel efficiency, lower emissions, faster starts and quicker acceleration over conventional nickel spark plugs. An excellent upgrade for vehicles which used nickel alloy spark plugs originally. For better performance consider upgrading to a NGK Iridium IX plug. For even greater performance consider upgrading to a NGK RUTHENIUM HX plug.
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Champion – Champion Platinum Power Spark Plug RE10PMC5 – Powerful Performance & Longevity, 3032 (Part No.3032)

Champion Platinum Power Spark Plug RE10PMC5 - Powerful Performance & Longevity, 3032

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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Autolite – Autolite Platinum Spark Plug (AP103): Improved Performance & Durability (Part No.AP103)

Autolite Platinum Spark Plug (AP103): Improved Performance & Durability

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, enhanced acceleration, and improved fuel efficiency. The platinum firing tip prevents gap erosion, extending the service life, while the high alumina ceramic insulator offers excellent thermal conductivity and insulation for added strength. A multi-rib insulator design prevents flash-over, ensuring reliable operation, and the nickel-plated shell resists corrosion for long-lasting durability. With a mid-projection standard center electrode and a tapered seat type, these performance-grade spark plugs deliver consistent results. The combination of platinum and nickel materials in the electrode tips further enhances reliability, making them a trusted choice for maintaining engine efficiency and longevity.
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DENSO – DENSO Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, IT16TT, 4713 (Part No.4713)

DENSO Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, IT16TT, 4713

from

$15.49
Durability of an OE style plug combined with Power & Torque of high performance.
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Motorcraft – Motorcraft Double Platinum Spark Plug (ASF44P): Enhanced Durability & Reliability, SP-504 (Part No.SP-504)

Motorcraft Double Platinum Spark Plug (ASF44P): Enhanced Durability & Reliability, SP-504

from

$7.99
Double Platinum Spark Plug (ASF44P) offers enhanced durability and reliability, making it the ideal choice for maintaining peak performance in Ford, Lincoln, and Mercury vehicles. Engineered to meet strict Ford standards, these spark plugs are crafted with a platinum center electrode tip and nickel ground electrode tip for superior resistance to oxidation and arc erosion. The tapered seat design ensures an exact fit, while the multi-rib insulator minimizes misfires and optimizes emissions. With service intervals of up to 100,000 miles, these spark plugs deliver long-lasting performance and help reduce fuel consumption. Backed by Motorcraft’s Service Parts Warranty, they are designed to prevent false check engine lights and provide the same reliable performance as the original equipment installed during manufacturing. Perfect for domestic and import cars and trucks, Motorcraft spark plugs are built with high-quality materials to meet the demands of almost any application.
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Autolite – Autolite Platinum Spark Plug (AP5144): Improved Performance & Durability (Part No.AP5144)

Autolite Platinum Spark Plug (AP5144): Improved Performance & Durability

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 enhanced fuel efficiency. The platinum firing tip prevents gap erosion, extending the service life, while the high alumina ceramic insulator provides excellent thermal conductivity and insulation for added strength. Designed with a long projection standard center electrode and a nickel-plated shell, these spark plugs resist corrosion and deliver extended durability. The multi-rib insulator prevents flash-over, ensuring reliable operation, and the tapered seat type offers a secure fit. With a performance-grade design and a nickel ground electrode tip, these spark plugs are built to meet the demands of high-performance engines while maintaining consistent reliability.
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NGK – NGK V-Power Nickel Spark Plug (TR55-1): Enhanced Ignitability & Performance, 2683 (Part No.2683)

NGK V-Power Nickel Spark Plug (TR55-1): Enhanced Ignitability & Performance, 2683

from

$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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ACDelco – ACDelco RAPIDFIRE Spark Plug, 17 (Part No.17)

ACDelco RAPIDFIRE Spark Plug, 17

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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DENSO – DENSO Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, IT16, 5325 (Part No.5325)

DENSO Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, IT16, 5325

from

$13.99
Increased performance with World’s smallest Iridium Center Eletrode (0.4mm).
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Autolite – Autolite Platinum Spark Plug: Enhanced Durability & Performance, AP5364 (Part No.AP5364)

Autolite Platinum Spark Plug: Enhanced Durability & Performance, AP5364

from

$5.49
The Platinum Spark Plug 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 while resisting gap erosion for a longer service life. Its high alumina ceramic insulator provides superior thermal conductivity and insulation, boosting strength and reliability under demanding conditions. The multi-rib insulator design prevents flash-over, ensuring consistent performance, while the nickel-plated shell offers exceptional corrosion resistance for extended durability. With a mid-projection standard electrode design and a tapered seat type, this performance-grade spark plug is built to meet the needs of discerning drivers. Whether you’re seeking better acceleration or reliable ignition, this spark plug delivers value and dependability with every drive.
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DENSO – DENSO Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, ITV16TT, 4718 (Part No.4718)

DENSO Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, ITV16TT, 4718

from

$15.49
Durability of an OE style plug combined with Power & Torque of high performance.
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Autolite – Autolite Copper Resistor Spark Plug: Quick Starts & Enhanced Durability, 5144 (Part No.5144)

Autolite Copper Resistor Spark Plug: Quick Starts & Enhanced Durability, 5144

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$4.49
Autolite Copper spark plugs are crafted to deliver reliable performance and durability, making them an excellent choice for quick starts and consistent power. Featuring a copper core center electrode, these spark plugs excel in thermal control and resist fouling, ensuring smooth operation. The high nickel alloy center and ground electrodes are designed for extended life, while the long projection center electrode enhances ignition efficiency. Built with a high alumina multi-rib ceramic insulator, they offer superior thermal conductivity and insulation for added strength. The nickel-plated shell provides exceptional corrosion resistance, ensuring durability over extended use. With a tapered seat type and integrated resistor, these spark plugs are engineered to meet regular-grade performance Standards, making them a dependable solution for your vehicle’s ignition system.
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Autolite – Autolite Double Platinum Spark Plug: Enhanced Durability & Performance, APP5144 (Part No.APP5144)

Autolite Double Platinum Spark Plug: Enhanced Durability & Performance, APP5144

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$7.49
The Double Platinum Spark Plug is engineered for exceptional durability and performance, making it a top choice for distributor-less ignition system (DIS) engines. Featuring a platinum-to-platinum design, it minimizes gap erosion and reduces misfires, ensuring a longer service life compared to copper and standard platinum plugs. Its yttrium-enhanced ground electrode delivers superior heat transfer, providing unmatched durability under high temperatures and pressure. The high alumina ceramic insulator optimizes thermal conductivity and dielectric strength, while the multi-rib insulator prevents flash-over for reliable operation. With a long projection center electrode and tapered seat type, this performance-grade spark plug is built to handle demanding conditions. Both the center and ground electrode tips are crafted from platinum, ensuring consistent ignition and enhanced efficiency. Designed to deliver superior functionality and value, this spark plug is a durable solution for maintaining peak engine performance.
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DENSO – DENSO Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, IT20TT, 4714 (Part No.4714)

DENSO Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, IT20TT, 4714

from

$15.49
Durability of an OE style plug combined with Power & Torque of high performance.
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E3 – E3 DiamondFIRE Automotive Spark Plug: More Power & Fuel Efficiency, E3.62 (Part No.E3.62)

E3 DiamondFIRE Automotive Spark Plug: More Power & Fuel Efficiency, E3.62

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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 quickly igniting the air/fuel mixture, resulting in a larger and faster flame kernel. This translates to improved power output by up to 6% on average and greater fuel efficiency, reducing engine carbon deposits and saving you money at the pump. Constructed with durable nickel for both the center and ground electrode tips, this spark plug is built to last. Its tapered seat design ensures a secure fit, and the pre-gapped configuration eliminates the need for adjustments, making installation hassle-free. Upgrade to the DiamondFire Spark Plug for cleaner combustion, enhanced engine performance, and long-term reliability.”
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E3 – E3 DiamondFIRE Automotive Spark Plug: More Power & Fuel Efficiency, E3.66 (Part No.E3.66)

E3 DiamondFIRE Automotive Spark Plug: More Power & Fuel Efficiency, E3.66

from

$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 quickly igniting the air/fuel mixture, creating a larger and faster flame kernel that maximizes power output by up to 6% on average. This advanced design not only boosts energy but also improves fuel efficiency, reducing engine carbon deposits and saving you money at the pump. Constructed with durable nickel center and ground electrode tips, this spark plug is built to last. Its tapered seat type ensures a secure fit, and the pre-gapped design eliminates the need for adjustments, making installation hassle-free. Upgrade to this high-performance spark plug for cleaner combustion, enhanced power, and long-term reliability.”
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Autolite – Autolite Double Platinum Spark Plug: Enhanced Durability & Performance, APP5364 (Part No.APP5364)

Autolite Double Platinum Spark Plug: Enhanced Durability & Performance, APP5364

from

$7.49
The Double Platinum Spark Plug is engineered for exceptional durability and performance, making it a top choice for distributor-less ignition system (DIS) engines. Featuring a platinum-to-platinum design, it minimizes gap erosion and reduces misfires, ensuring a longer service life compared to copper and standard platinum plugs. Its yttrium-enhanced ground electrode delivers superior heat transfer, allowing it to withstand high temperatures and pressures for extended durability. The high alumina ceramic insulator optimizes thermal conductivity and dielectric strength, while the multi-rib insulator prevents flash-over for reliable operation. With a mid-projection center electrode and tapered seat type, this performance-grade spark plug is designed to deliver consistent ignition and efficiency. Both the center and ground electrode tips are crafted from platinum, ensuring robust functionality and longevity. Ideal for those seeking enhanced reliability and superior performance, this spark plug is built to meet the demands of modern engines.
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Motorcraft – Motorcraft Spark Plug (AZFS32FE): Enhanced Durability & Reliable Performance, SP-478 (Part No.SP-478)

Motorcraft Spark Plug (AZFS32FE): Enhanced Durability & Reliable Performance, SP-478

from

$5.49
Motorcraft Spark Plugs are engineered to deliver exceptional performance and reliability, making them the ideal choice for Ford, Lincoln, and Mercury vehicles. Designed with platinum center and ground electrode tips, these spark plugs ensure enhanced durability, resistance to oxidation, and arc erosion, while optimizing emissions and reducing fuel consumption. The tapered seat type guarantees an exact fit, eliminating misfires and providing smooth engine operation. With service intervals of up to 100,000 miles, these spark plugs are built to last, offering long-term value and confidence. Featuring a multi-rib insulator for added protection against misfires and backed by Motorcraft’s Service Parts Warranty, they are crafted from high-quality materials to meet strict Ford engineering standards. Whether you’re maintaining your original equipment or upgrading for reliable performance, Motorcraft Spark Plugs are the trusted solution to keep your vehicle running efficiently while preventing false check engine lights.
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Bosch – Bosch OE Fine Wire Double Iridium Spark Plug: High Performance & Longevity, 9616 (Part No.9616)

Bosch OE Fine Wire Double Iridium Spark Plug: High Performance & Longevity, 9616

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$39.99
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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Autolite Iridium – Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP103 (Part No.XP103)

Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP103

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 Iridium – Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP5364 (Part No.XP5364)

Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP5364

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 Iridium – Autolite Iridium Iridium Ultra Fine Wire Spark Plug: Laser Welded for Optimum Performance, AI5363 (Part No.AI5363)

Autolite Iridium Iridium Ultra Fine Wire Spark Plug: Laser Welded for Optimum Performance, AI5363

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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Autolite Iridium – Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP5144 (Part No.XP5144)

Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP5144

from

$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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ACDelco – ACDelco Double Platinum Spark Plug, 41-814 (Part No.41-814)

ACDelco Double Platinum Spark Plug, 41-814

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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DENSO – DENSO Double Platinum Spark Plug: OE Performance, lasts 60K+ Miles, PT16VR13, 5068 (Part No.5068)

DENSO Double Platinum Spark Plug: OE Performance, lasts 60K+ Miles, PT16VR13, 5068

from

$11.99
Double Platinum Spark Plug PT16VR13 is engineered to meet the highest OE performance, durability, and emissions standards, ensuring optimal compatibility and efficiency for your vehicle. Featuring OE-grade platinum on both the center and ground electrodes, this spark plug delivers sustained spark performance for over 60,000 miles, reducing secondary required voltage and boosting ignition efficiency. Its premium shell construction with machine-rolled threads enhances durability, while superior thermal conductivity ensures reliable operation under demanding conditions. Designed with a tapered seat type, it provides a secure fit and improved combustion efficiency, making it a trusted choice for reducing shop comebacks and satisfying customers. Built for long-lasting performance, this double platinum spark plug is the ideal solution for maintaining your vehicle’s peak performance.
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ACDelco – ACDelco Double Platinum Spark Plug, 41-812 (Part No.41-812)

ACDelco Double Platinum Spark Plug, 41-812

from

$10.49
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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Motorcraft – Motorcraft Double Platinum Spark Plug (AGSF22YPC): Enhanced Durability & Reliability, SP-492 (Part No.SP-492)

Motorcraft Double Platinum Spark Plug (AGSF22YPC): Enhanced Durability & Reliability, SP-492

from

$10.99
Double Platinum Spark Plug (AGSF22YPC) offers enhanced durability and reliability, making it the ideal choice for maintaining peak engine performance. Specifically engineered to meet strict Ford standards, these spark plugs are an exact fit for Ford, Lincoln, and Mercury vehicles, ensuring seamless compatibility. Featuring an iridium center electrode tip and platinum ground electrode tip, they resist oxidation and arc erosion for long-lasting performance. The multi-rib insulator design protects against misfires, while the advanced construction helps reduce fuel consumption, optimize emissions, and prevent false check engine lights. With service intervals of up to 100,000 miles, these spark plugs deliver exceptional value and reliability. Backed by Motorcraft’s Service Parts Warranty, they are crafted with high-quality materials to provide dependable performance across a wide range of domestic and import cars and trucks. Motorcraft spark plugs are the original equipment your vehicle was manufactured with, ensuring confidence and reliability every time you drive.
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NGK – NGK Iridium IX Spark Plug (TR65IX): Extreme Ignitability & Durability, 3692 (Part No.3692)

NGK Iridium IX Spark Plug (TR65IX): Extreme Ignitability & Durability, 3692

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 Ruthenium HX Spark Plug (TR6AHX): High Ignitability & Durability, 92714 (Part No.92714)

NGK Ruthenium HX Spark Plug (TR6AHX): High Ignitability & Durability, 92714

from

$14.49
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 RS10PYC – Powerful Performance & Longevity, 3408 (Part No.3408)

Champion Platinum Power Spark Plug RS10PYC - Powerful Performance & Longevity, 3408

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$6.49
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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DENSO – DENSO Double Platinum Spark Plug: OE Performance, lasts 60K+ Miles, PTJ16R15, 5077 (Part No.5077)

DENSO Double Platinum Spark Plug: OE Performance, lasts 60K+ Miles, PTJ16R15, 5077

from

$9.49
The Double Platinum Spark Plug 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, it 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 tapered seat type ensures optimal sealing. Designed to reduce secondary required voltage, this spark plug increases ignition efficiency, delivering reliable performance and reducing the likelihood of shop comebacks. With its double platinum design, it offers exceptional longevity and consistent ignition, making it a dependable choice for maintaining your vehicle’s peak performance.
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NGK – NGK OE Series Laser Platinum Spark Plug: Fine Wire Tip, PTR5A-13, 2467 (Part No.2467)

NGK OE Series Laser Platinum Spark Plug: Fine Wire Tip, PTR5A-13, 2467

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 distributor less ignition systems.
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Top-Rated Spark Plug Brands For Your 2003 Ford Focus

When it comes to finding the perfect Spark Plug for your 2003 Ford Focus, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 8 trusted brands. We carry the most popular Spark Plug brands including NGK, DENSO, and Autolite, and more, all known for their exceptional customer ratings (average brand rating of 4.8 stars) and competitive prices, as low as $4.79. Purchasing a Spark Plug from us here at Advance Auto Parts is a smart move for both you and your 2003 Ford Focus, providing peace of mind with parts that meet or exceed OEM standards.

Popular NGK 2003 Ford Focus Spark Plugs

If you’re looking for a top-quality Spark Plug for your 2003 Ford Focus, Advance Auto Parts has exactly what you need with our selection of NGK Spark Plugs. We have 3 NGK Spark Plugs in stock for this fitment, all known for their durability and precision fit. With prices starting at just $7.49 and an average cost of $10.16, you’ll find the perfect Spark Plug for your needs and budget. NGK Spark Plugs for the 2003 Ford Focus come highly rated, with over 69 customer reviews and an impressive average rating of 4.8 stars. Choosing a NGK Spark Plug from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
NGK G-Power Platinum Spark Plug (TR55-1GP): Enhanced Durability & Efficiency, 7159
from $8.99
(12)
NGK G-Power Platinum Spark Plug (TR55-1GP): Enhanced Durability & Efficiency, 7159
“Wanting to review different items but no matter what I choose this site always goes back to the spark plugs! Already reviewed them smh.”
NGK V-Power Nickel Spark Plug (TR6): Reliable Performance & Ignitability, 4177
from $7.49
(37)
NGK V-Power Nickel Spark Plug (TR6): Reliable Performance & Ignitability, 4177
“I’ve been using these NGK V-power spark plugs in a supercharged 4th gen. Trans Am for over the last 12-14 years. They work out perfectly with no issu”

Top-Quality DENSO 2003 Ford Focus Spark Plugs

For those in search of a high-quality Spark Plug for their 2003 Ford Focus, Advance Auto Parts offers a great selection of DENSO Spark Plugs. With 3 DENSO Spark Plugs in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Spark Plugs start at just $13.49, with an average price of $14.16, giving you a range of options to suit your budget. Backed by over 18 customer ratings and an average rating of 4.6 stars, DENSO Spark Plugs provide both reliability and excellent performance. Choosing a DENSO Spark Plug from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
DENSO Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, ITV16, 5338
from $14.49
(7)
DENSO Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, ITV16, 5338
“I got my Fusion used with 67k miles on it. The plugs definitely made a difference in throttle response and smoother running.”

FAQs for 2003 Ford Focus Spark Plugs

What are the best-selling Spark Plugs for 2003 Ford Foci?

What’s the price range for 2003 Ford Focus Spark Plugs?

The prices of Spark Plugs for the 2003 Ford Focus range from $4.49 up to $39.99 for the most premium parts.

What is the average price of a Spark Plug for a 2003 Ford Focus?

The average price for Spark Plugs for the 2003 Ford Focus is $11.23. 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 Ford Focus model years?

Yes, we carry Spark Plugs for 17 model years of Ford Foci between 2000 and 2018. The following model years are the most popular for Spark Plug purchases: 2018, 2017, 2016, 2015, 2014, 2013, 2012, 2011, and 2010.

Does Advance Auto Parts sell Spark Plugs for any other 2003 Ford models?

Yes. We stock Spark Plugs for 20 other popular 2003 Ford models. Some of the most popular are 2003 F-150 Spark Plugs, 2003 Mustang Spark Plugs, 2003 E-250 Econoline Spark Plugs, 2003 Thunderbird Spark Plugs, and 2003 Explorer Spark Plugs.

What are the top-rated Spark Plugs that fit the 2003 Ford Focus?

Based on 5,337 reviews by customers, our 2003 Ford Focus Spark Plugs have an average customer rating of 4.7 stars. These are the highest-rated categories of Spark Plugs for the 2003 Ford Focus and their top-rated products:

What types of Spark Plugs do you sell for my 2003 Ford Focus?

As of 8/2/26, these are some of the most in-demand types of Spark Plugs for a 2003 Ford Focus:

Can I get help with 2003 Ford Focus Spark Plug orders?

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

What is your return policy for Ford Focus Spark Plugs?

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