Name: Iridium Spark Plug: Reliable Cold Starts & Smooth Performance
Brand: ACDelco
SKU: 41-988
Price: 13.49 USD

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$13.49

ACDelco GM Original Equipment Iridium Spark Plugs are designed, engineered, and tested to rigorous standards, and are backed by General Motors. They are our latest in spark plug technology and an exact replacement for your vehicle’s original components. Iridium composition provides a high melting point and great strength, and provides excellent wear resistance and durability. 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.

Product Features:

Iridium is the latest in spark plug technology and is an exact replacement for vehicles’ original components
Iridium composition provides a high melting point and great strength, helps to provide excellent wear resistance and durability
Iridium offers excellent engine idle stability, reliable cold starting, quick acceleration and smooth performance
Three Piece Fired in Suppressor seal meters spark energy for long electrode life, helps prevent combustion leakage and helps block radio frequencies that can affect vehicle electronics
Iridium plugs are laser-welded which provides precision welds, reduces excess debris and wear rate, thus increasing durability
Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
GM regularly updates production and service part designs to integrate new materials and technologies

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$17.99

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.

Product Features:

SINGLE IRIDIUM TIP: Fine wire 0.6 millimeter iridium tip center electrode ensures high durability and a consistently stable spark
IRIDIUM ALLOY CENTER ELECTRODE: Iridium’s density (6x that of platinum) and extremely high melting point is perfect for modern high efficiency engines
TAPERED CUT GROUND ELECTRODE: Reduced quenching design produces outstanding ignitability, improved acceleration, fuel efficiency and durability
SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
RECOMMENDED USAGE: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs
Outstanding Acceleration and High Fuel Efficiency: NGK Iridium IX spark plugs are engineered to deliver superior acceleration and enhance fuel efficiency, making them ideal for performance enthusiasts.
Extreme Ignitability and Anti-Fouling: These spark plugs offer exceptional ignitability and anti-fouling properties, ensuring reliable performance and longevity.

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$7.29

Engineered to meet strict Ford engineering standards, these spark plugs are matched to specific engines to provide enhanced durability, eliminate misfires, reduce fuel consumption, and optimize emissions. With a platinum center electrode tip and nickel ground electrode tip, they are resistant to oxidation and arc erosion. The multi-rib insulator protects against misfire, ensuring reliable performance for 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 help prevent false check engine lights. Designed with high-quality materials, Motorcraft spark plugs deliver original equipment performance and reliability for a broad range of domestic and import cars and trucks.

Product Features:

Motorcraft 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
Exact fit for Ford, Lincoln and Mercury vehicles
Resistant to oxidation and arc erosion.
Multi-rib insulator protects against misfire.
Service intervals of up to 100,000 miles.
Motorcraft Spark Plugs are designed with high quality materials to provide reliable performance for almost any application.
Motorcraft Spark Plugs are what was in the vehicle when it was manufactured
Motorcraft ignition components help prevent false check engine lights.
Fuel Efficiency: Specifically matched to engines to reduce fuel consumption, helping you save on fuel costs while maintaining optimal vehicle performance.
High-Quality Materials: Featuring a platinum center electrode tip and a nickel ground electrode tip, these spark plugs are resistant to oxidation and arc erosion, ensuring consistent performance.

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$15.99

NGK Ruthenium HX High Ignitability spark plugs are the best in class plug for todays modern vehicles. Patented Ruthenium technology offers the most advance tip technology and delivers the highest performance and life expectancy. Created from advanced OE technology as a high ignitability plug, Ruthenium HX spark plugs come with patented, specialized OEM DFE and PSPE tip designs. NGK Ruthenium HX High Ignitability spark plugs provide a more complete fuel burn resulting in a quicker throttle response, smoother idle and better cold starts. Ruthenium center electrode provides industry leading durability.

Product Features:

HIGH IGNITABILITY DOUBLE FINE ELECTRODE DESIGN: Combines 0.6 millimeter ruthenium center with opposed fine wire platinum ground electrode
RUTHENIUM ALLOY CENTER ELECTRODE: NGK’s patented ruthenium technology produces maximum performance, ignitability & durability at high temperatures
PLATINUM PIN TYPE GROUND ELECTRODE: Provides more complete fuel burn, quicker throttle response, smoother idle and better cold starts
SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
RECOMMENDED USAGE: Modern vehicles using OE DFE type spark plugs or for those seeking an aftermarket plug with the latest OE technology
Specialized OEM Tip Designs: Features DFE and PSPE tip designs for superior ignitability.
Industry-Leading Durability: Ruthenium center electrode ensures exceptional durability.

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$26.99

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 elect

Product Features:

ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction fine wire iridium alloy center electrode provides consistent performance
IRIDIUM ALLOY CENTER ELECTRODE: Iridium’s density (6x that of platinum) and extremely high melting point is perfect for modern high efficiency engines
PLATINUM TIP GROUND ELECTRODE: Unless OE specified, platinum protection at the ground electrode provides excellent ignitability and service life
SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
RECOMMENDED USAGE: Best for vehicles with OE fine wire iridium alloy plugs

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$21.49

The Iridium Long-Life Spark Plug is engineered to meet the highest OE standards for performance, durability, and emissions, making it a reliable choice for your vehicle. 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 strength. Designed to endure extreme temperatures exceeding 4,000 degrees Fahrenheit, it is ideal for high-performance ignition systems and special fuel setups. With a flat seat type and iridium center electrode tip material, this spark plug offers exceptional durability and efficiency, providing long-lasting value for your vehicle’s ignition system.

Product Features:

Latest OE technology with DENSO’s patented Iridium Alloy (90 percent Ir) and fine wire center electrode
Platinum ground electrode for extended life
DENSO Patented 360 degree laser welding process: Ensuring exceptional quality bond and structural strength with the Iridium Center Electrode
Sustained spark performance over 100,000 miles
Lasts up to three times as long as conventional plugs
Endures extreme temperatures greater than 4,000 degrees F associated with high-performance ignition and special fuel systems
Iridium Long Life

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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.

Product Features:

Solid state suppressor, with two-piece glass and brass seal, can help reduce radio frequency interference, regulates spark energy for long electrode life, and helps protect against high combustion pressures
Pure copper core provides great heat transfer and helps maximize plug durability
Platinum on center electrode enables superior spark characteristics and can reduce voltage requirements of the ignition system
Ribless insulator helps optimize plug to boot seal
Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
Premium aftermarket replacement part
Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models

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$10.99

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.

Product Features:

One-piece, fired-in suppressor seal blends three glass types for a gas-tight seal that helps reduce radio frequency and engine interference, regulate spark plug energy, and protect against compression pressures for long life
Double platinum point pad on center and ground electrode offer excellent durability and consistent voltage demands to help reduce wear on ignition system
Pure copper core results in cooler electrode temperature for maximized durability and fouling resistance
Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
Premium aftermarket replacement part
Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models

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$15.99

NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered c

Product Features:

SINGLE IRIDIUM TIP: Fine wire 0.6 millimeter iridium tip center electrode ensures high durability and a consistently stable spark
IRIDIUM ALLOY CENTER ELECTRODE: Iridium’s density (6x that of platinum) and extremely high melting point is perfect for modern high efficiency engines
TAPERED CUT GROUND ELECTRODE: Reduced quenching design produces outstanding ignitability, improved acceleration, fuel efficiency and durability
SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
RECOMMENDED USAGE: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs

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$11.99

The Iridium TT Spark Plug combines the durability of an OE-style plug with the unmatched power and torque of high-performance engineering. Featuring a 0.4mm Iridium Center Electrode – the world’s smallest diameter – it maximizes firing potential, while the 0.7mm Needle Tip Ground Electrode promotes higher spark energy and reduces heat quenching. Built with DENSO’s patented Iridium-Rhodium alloy formula, this spark plug boasts the highest concentration of Iridium for superior durability, complemented by a 360-degree laser welding process for exceptional structural strength. With the ability to withstand temperatures exceeding 4000 degrees Fahrenheit, it delivers reliable performance under extreme conditions. Its advanced Twin-Tip Technology enhances fuel economy, allowing you to drive around the Earth over four times with lower emissions. Constructed with durable materials, including an Iridium Center Electrode Tip and a Flat Seat Type, this spark plug ensures robust and efficient operation, making it a smart choice for drivers seeking endurance and peak performance.

Product Features:

0.4mm Iridium Center Electrode: World’s Smallest Diameter that maximizes firing potential
0.7mm Needle Tip Ground Electrode: Promotes higher spark energy and less heat quenching
DENSO Patented Optimized Iridium-Rhodium Alloy Formula: Highest concentration of Iridium vs. competitors for greater durability
DENSO Patented 360 degree laser welding process: Ensuring exceptional quality bond and structural strength with the Iridium Center Electrode
Durability of an OE style plug combined with Power and Torque of high performance.
Withstands temperatures greater than 4000 degree Fahrenheit
Iridium TT
Enhanced Fuel Economy: Drive around the Earth over 4 times with lower emissions and better fuel economy, thanks to the advanced Twin-Tip Technology.
Durable Materials: Constructed with an Iridium Center Electrode Tip and a Flat Seat Type, ensuring robust and reliable performance.

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$10.99

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.

Product Features:

Autolite Iridium Ultra is an engineered OE replacement iridium spark plug.
A laser-welded 0.5mm pure iridium finewire center electrode provides optimal fuel efficiency, acceleration and focused ignitability.
Nickel-plated shell to resist corrosion.
High-alumina ceramic insulator for increased strength.
Laser welded 0.5mm Iridium finewire center electrode.
Proprietary platinum sidewire technology.

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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. E3.74 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.

Product Features:

E3’s Diamond Fire edge to edge ground electrode provides maximum performance with increased efficiency and a faster more complete burn
Smoother Acceleration & Idle – The faster flame initiated by the spark plug results in a more complete burn of the ingested fuel charge. More pressure is created against the piston more fuel is put to work
Energy – Power output improved up to 6% on average in the typical operating ranges. Results will vary.
Efficiency – The “diamond shaped” side wire electrode projects the combustion spark in a way that more quickly ignites the air/fuel mixture, thereby creating a significantly faster and larger flame kernel. The result is that more fuel is put to work durin
E3’s patented Diamond Fire Technology provides a cleaner burning combustion, which translates into fuel savings and reduced engine carbon deposits
The Spark Plugs are pre-gapped at the factory and cannot be adjusted.
Enhanced Heat Transfer: Three legs securing the Diamond FIRE electrode to the shell ensure excellent heat transfer and create more turbulence in the cylinder.
Wide Compatibility: The E3.74 spark plug is a 14mm, 1.000 reach plug with a taper seat, fitting a wide variety of late model applications, especially Ford vehicles.
Eco-Friendly Performance: Proven to reduce fuel consumption and improve hydrocarbon emissions, contributing to a cleaner environment.
Long-Term Efficiency: The Diamond FIRE side wire is designed for long-term use, maintaining increased power and reduced fuel consumption over time.

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$10.99

Double Platinum Spark Plug: Enhanced Durability & Performance is engineered for exceptional reliability and efficiency, 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. The yttrium-enhanced ground electrode delivers superior heat transfer, providing unmatched 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 consistent performance. With a mid-projection center electrode and flat seat type, this performance-grade spark plug is designed to meet demanding engine requirements. Both the center and ground electrode tips are crafted from platinum, ensuring reliable ignition and enhanced durability. Whether you’re seeking improved engine efficiency or reduced maintenance, this spark plug delivers superior value and performance.

Product Features:

Engineered with a platinum-to-platinum design that prevents gap erosion, extending the life of the spark plug.
The yttrium-Enhanced Ground Electrode delivers superior heat transfer that delivers more durability under high temps and pressure for greater life.
Its high alumina ceramic insulator provides optimum thermal conductivity and dielectric strength.
The multi-rib insulator prevents flash-over.
Designed with a mid-projection center electrode and flat seat type to meet the demanding requirements of modern engines, ensuring consistent and reliable performance.

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$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.

Product Features:

Motorcraft 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
Exact fit for Ford, Lincoln and Mercury vehicles
Resistant to oxidation and arc erosion.
Multi-rib insulator protects against misfire.
Service intervals of up to 100,000 miles.
Motorcraft Spark Plugs are designed with high quality materials to provide reliable performance for almost any application.
Motorcraft Spark Plugs are what was in the vehicle when it was manufactured
Motorcraft ignition components help prevent false check engine lights.

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$10.99

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.

Product Features:

0.6 mm finewire design improves ignitability
Patented V-trimmed platinum sidewire technology resists wear
OE equivalent design is engineered for every engine
Designed for better overall durability with virtually no gap erosion
Double Iridium-Enhanced Alloy Technology Center Electrode: Improves durability and wear resistance for a longer-lasting spark plug.
Designed and Engineered in the USA: Ensures high-quality manufacturing and engineering standards.
Tapered Seat Type: Ensures a secure fit and optimal performance in compatible engines.

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$10.99

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.

Product Features:

0.6 mm finewire design improves ignitability
Patented V-trimmed platinum sidewire technology resists wear
OE equivalent design is engineered for every engine
Designed for better overall durability with virtually no gap erosion
Double Iridium-Enhanced Alloy Technology Center Electrode: Improves durability and wear resistance for a longer-lasting spark plug.
Engineered in the USA: Designed with over 100 years of Autolite engineering experience for superior quality and performance.
Proven Track Record: Part of a legacy with over 11 billion spark plugs sold, ensuring trusted performance and reliability.

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$4.99

Champion Platinum Power spark plugs are engineered to deliver exceptional performance and durability, making them an ideal choice for maintaining peak engine efficiency. Featuring a platinum center electrode, these spark plugs ensure long-lasting reliability and consistent performance. The fine-wire center electrode enhances ignitability, while the V-trimmed ground electrode sharpens spark focus for optimal combustion. Constructed with the exclusive Heat-Active alloy, the electrodes quickly reach and maintain the ideal operating temperature, ensuring smooth engine operation under various conditions. The platinum-tipped center wire resists wear and helps preserve the proper gap specification throughout the plug’s lifespan, reducing the need for frequent replacements. Designed as a standard replacement with a tapered seat type, these spark plugs are built to meet or exceed OEM Standards. With a nickel ground electrode tip and integrated resistor, they provide dependable performance and value for a wide range of vehicles.

Product Features:

Platinum Power- Premium Spark Plug. Powerful Performance.
Platinum center electrode for long life
Fine-wire center electrode for greater ignitability
V-trimmed ground electrode promotes sharper spark focus
Heat-Active alloy allows electrodes to reach optimal temperature
Platinum tipped center wire resists wear and helps to maintain proper gap spec over life of the plug

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$6.99

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.

Product Features:

Engineered with a platinum-to-platinum design that prevents gap erosion, extending the life of the spark plug.
The yttrium-Enhanced Ground Electrode delivers superior heat transfer that delivers more durability under high temps and pressure for greater life.
Its high alumina ceramic insulator provides optimum thermal conductivity and dielectric strength.
The multi-rib insulator prevents flash-over.
Designed with a mid-projection center electrode and tapered seat type to ensure consistent ignition and improved engine efficiency.

from

$11.99

The Iridium TT Spark Plug combines the durability of an OE-style plug with the power and torque of high-performance engineering, making it a top choice for drivers seeking reliability and enhanced performance. Featuring a 0.4mm Iridium center electrode – the world’s smallest diameter – it maximizes firing potential for efficient combustion. The 0.7mm needle tip ground electrode promotes higher 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 compared to competitors, delivering unmatched durability. The 360-degree laser welding process ensures a robust bond and structural integrity, even under extreme conditions. With the ability to withstand temperatures exceeding 4000 Deg F, this plug is engineered for endurance and peak performance. Its flat seat type and iridium center electrode material further enhance its reliability, making it a premium choice for those who demand both longevity and power from their vehicle.

Product Features:

0.4mm Iridium Center Electrode: World’s Smallest Diameter that maximizes firing potential
0.7mm Needle Tip Ground Electrode: Promotes higher spark energy and less heat quenching
DENSO Patented Optimized Iridium-Rhodium Alloy Formula: Highest concentration of Iridium vs. competitors for greater durability
DENSO Patented 360 degree laser welding process: Ensuring exceptional quality bond and structural strength with the Iridium Center Electrode
Durability of an OE style plug combined with Power and Torque of high performance.
Withstands temperatures greater than 4000 degree Fahrenheit
Iridium TT

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$4.99

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.

Product Features:

Engineered with a platinum firing tip that prevents gap erosion for longer service life.
Its high alumina ceramic insulator provides thermal conductivity and superior insulation for increased strength.
The multi-rib insulator prevents flash-over.
Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended life.
Built with a mid-projection standard electrode design to optimize ignition performance and support smoother engine starts.

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$7.99

Motorcraft Spark Plugs are original equipment on Ford Motor Company vehicles, engineered to meet strict Ford engineering standards for unmatched performance and reliability. These spark plugs are precisely matched to specific engines, enhancing durability, eliminating misfires, reducing fuel consumption, and optimizing emissions. They are backed by Motorcraft’s Service Parts Warranty and are an exact fit for Ford, Lincoln, and Mercury vehicles. Resistant to oxidation and arc erosion, they feature a multi-rib insulator to protect against misfires and 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, ensuring your vehicle runs smoothly and efficiently.

Product Features:

Motorcraft 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
Exact fit for Ford, Lincoln and Mercury vehicles
Resistant to oxidation and arc erosion.
Multi-rib insulator protects against misfire.
Service intervals of up to 100,000 miles.
Motorcraft Spark Plugs are designed with high quality materials to provide reliable performance for almost any application.
Motorcraft Spark Plugs are what was in the vehicle when it was manufactured
Motorcraft ignition components help prevent false check engine lights.
Engineered for Ford Vehicles: Motorcraft Spark Plugs are original equipment on Ford, Lincoln, and Mercury vehicles, ensuring an exact fit and optimal performance.
Improved Fuel Efficiency: Precisely matched to specific engines, Motorcraft Spark Plugs help reduce fuel consumption and optimize emissions, contributing to better fuel efficiency.

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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 projecting the spark to ignite the air/fuel mixture more quickly, resulting in a larger and faster flame kernel. This advanced design improves power output by up to 6% on average within typical operating ranges, while also promoting fuel savings and reducing engine carbon deposits. Crafted with durable nickel for both the center and ground electrode tips, this spark plug is built to last. Pre-gapped at the factory for optimal performance, it eliminates the need for adjustments, making installation hassle-free. With its cleaner-burning combustion and enhanced energy efficiency, this spark plug is a smart upgrade for drivers seeking improved engine performance and long-term value.

Product Features:

E3’s Diamond Fire edge to edge ground electrode provides maximum performance with increased efficiency and a faster more complete burn
Smoother Acceleration & Idle – The faster flame initiated by the spark plug results in a more complete burn of the ingested fuel charge. More pressure is created against the piston more fuel is put to work
Energy – Power output improved up to 6% on average in the typical operating ranges. Results will vary.
Efficiency – The “diamond shaped” side wire electrode projects the combustion spark in a way that more quickly ignites the air/fuel mixture, thereby creating a significantly faster and larger flame kernel. The result is that more fuel is put to work durin
E3’s patented Diamond Fire Technology provides a cleaner burning combustion, which translates into fuel savings and reduced engine carbon deposits
The Spark Plugs are pre-gapped at the factory and cannot be adjusted.

from

$11.99

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 confidence and peace of mind.

Product Features:

Motorcraft 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
Exact fit for Ford, Lincoln and Mercury vehicles
Resistant to oxidation and arc erosion.
Multi-rib insulator protects against misfire.
Service intervals of up to 100,000 miles.
Motorcraft Spark Plugs are designed with high quality materials to provide reliable performance for almost any application.
Motorcraft Spark Plugs are what was in the vehicle when it was manufactured
Motorcraft ignition components help prevent false check engine lights.
Engineered for Ford Vehicles: Original equipment on Ford, Lincoln, and Mercury vehicles, ensuring an exact fit and optimal performance.

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$15.99

NGK Ruthenium HX High Ignitability spark plugs are the best in class plug for todays modern vehicles. Patented Ruthenium technology offers the most advance tip technology and delivers the highest performance and life expectancy. Created from advanced OE technology as a high ignitability plug, Ruthenium HX spark plugs come with patented, specialized OEM DFE and PSPE tip designs. NGK Ruthenium HX High Ignitability spark plugs provide a more complete fuel burn resulting in a quicker throttle response, smoother idle and better cold starts. Ruthenium center electrode provides industry leading durability.

Product Features:

HIGH IGNITABILITY DOUBLE FINE ELECTRODE DESIGN: Combines 0.6 millimeter ruthenium center with opposed fine wire platinum ground electrode
RUTHENIUM ALLOY CENTER ELECTRODE: NGK’s patented ruthenium technology produces maximum performance, ignitability & durability at high temperatures
PLATINUM PIN TYPE GROUND ELECTRODE: Provides more complete fuel burn, quicker throttle response, smoother idle and better cold starts
SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
RECOMMENDED USAGE: Modern vehicles using OE DFE type spark plugs or for those seeking an aftermarket plug with the latest OE technology
Specialized OEM Tip Designs: Features DFE and PSPE tip designs for superior ignitability.
Industry-Leading Durability: Ruthenium center electrode ensures exceptional durability.

from

$22.99

NGK Laser Iridium spark plugs offer the best combination of performance and longevity. Engineered specifically for OE applications, Laser Iridium spark plugs are tested to the highest standards to ensure quality and durability. Iridium tipped center elect

Product Features:

ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction fine wire iridium alloy center electrode provides consistent performance
IRIDIUM ALLOY CENTER ELECTRODE: Iridium’s density (6x that of platinum) and extremely high melting point is perfect for modern high efficiency engines
PLATINUM TIP GROUND ELECTRODE: Unless OE specified, platinum protection at the ground electrode provides excellent ignitability and service life
SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
RECOMMENDED USAGE: Best for vehicles with OE fine wire iridium alloy plugs

from

$7.99

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.

Product Features:

SINGLE PLATINUM TIP: Fine wire 0.6 millimeter platinum tip center electrode ensures improved durability and a consistently stable spark
PLATINUM ALLOY: G-Power platinum provides exceptional value with increased performance and longer service intervals than factory nickel plugs
TRAPEZOIDAL CUT GROUND ELECTRODE: Reduces quenching design produces improved ignitability and performance
SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
RECOMMENDED USAGE: Lower cost alternative to double precious metal spark plugs or as an upgrade to OE nickel alloy spark plugs

from

$16.99

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 applica

Product Features:

ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction fine wire platinum alloy center electrode provides consistent performance
PLATINUM ALLOY CENTER ELECTRODE: Longer wearing and higher temperature resistance compared to traditional nickel spark plugs
PLATINUM TIP GROUND ELECTRODE: Unless OE specified, platinum protection at the ground electrode provides excellent ignitability and service life
SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
RECOMMENDED USAGE: Best for vehicles with OE fine wire platinum alloy plugs

from

$12.99

The Iridium Power Spark Plug features the world’s smallest Iridium Center Electrode at just 0.4mm, delivering unmatched spark precision for maximum combustion efficiency. Engineered with a patented 360-degree laser welding assembly process, it ensures exceptional durability and reliability under extreme conditions. The U-groove and taper-cut ground electrode design optimizes flame propagation, enhancing overall engine performance. Built to withstand temperatures exceeding 4000 degrees Fahrenheit, this spark plug is burnished with nickel plating for superior high-temperature endurance and corrosion resistance. Its iridium tip material guarantees long-lasting performance, while the tapered seat type ensures a secure fit. With a wide range of part numbers available, it is compatible with thousands of applications, including classic and collector cars. Choose this spark plug for maximum spark energy, durability, and enhanced engine efficiency.

Product Features:

World’s smallest Iridium Center Electrode (0.4mm) for improved spark for maximum combustion
Patented 360-degree laser welding assembly process
U-groove and taper cut ground electrode to maximize flame propagation.
Withstands temperatures greater than 4000 degree Fahrenheit
Burnished nickel plating for high temperature endurance and superior corrosion resistance
Wide range of part numbers for thousands of applications, including classic and collector cars
Iridium Power

2023 Mazda MX-5 Miata Spark Plugs

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NGK – Iridium IX Spark Plug (LTR6IX-11): Extreme Ignitability & Durability (Part No.6509)

Motorcraft – Platinum Spark Plug: Enhances Durability & Reduces Fuel Consumption (Part No.SP-411)

NGK – Ruthenium HX Spark Plug (LTR6AHX): High Ignitability & Durability (Part No.91276)

NGK – Laser Iridium Spark Plug (ILKAR7L11): Fine Wire Tip for Precision (Part No.94124)

DENSO – Iridium Long-Life Spark Plug: OE Performance, ZC20HPR11 (Part No.3532)

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DENSO – Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, IXEH22TT (Part No.4712)

Autolite Iridium – Iridium Ultra Fine Wire Spark Plug: Laser Welded for Precision Ignition (Part No.AI5682)

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Autolite – Double Platinum Spark Plug: Enhanced Durability & Performance (Part No.APP5682)

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

Autolite Iridium – Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition (Part No.XP5682)

Champion – Platinum Power Spark Plug (RES8PYB5): Powerful Performance & Durability (Part No.3017)

Autolite – Double Platinum Spark Plug: Enhanced Durability & Performance (Part No.APP5364)

DENSO – Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, IXEH20TT (Part No.4711)

Autolite – Platinum Spark Plug: Enhanced Durability & Performance (Part No.AP5364)

Motorcraft – Spark Plug: Enhanced Durability & Fuel Efficiency (Part No.SP-411-X)

E3 – DiamondFIRE Automotive Spark Plug: More Power & Fuel Efficiency (Part No.E3.81)

Motorcraft – High-Durability Spark Plug: Reduces Misfires & Fuel Consumption (Part No.SP-478-X)

NGK – Ruthenium HX Spark Plug (LKAR7AHX-S): High Ignitability & Durability (Part No.92274)

NGK – Laser Iridium Spark Plug (LTR6BI-13): Fine Wire Tip for Precision (Part No.91725)

NGK – G-Power Spark Plug (LKAR7BGP): Enhanced Durability & Fuel Efficiency (Part No.94297)

NGK – Laser Platinum Spark Plug (LTR6BP13): Fine Wire Tip for High Ignitability (Part No.94806)

DENSO – Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, ITV20 (Part No.5339)

DENSO – Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, IXEH22TT (Part No.4712)

Autolite Iridium – Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition (Part No.XP5682)

Autolite Iridium – Iridium Ultra Fine Wire Spark Plug: Laser Welded for Precision Ignition (Part No.AI5682)

DENSO – Iridium Long-Life Spark Plug: OE Performance, ZC20HPR11 (Part No.3532)