NGK Racing spark plugs are engineered for high-stress competition environments where extreme cylinder pressures and temperatures demand superior thermal management and electrical durability. Designed for specialized racing applications, these plugs feature a technical configuration that ensures consistent ignitability and survival under grueling track conditions.

• Thermal Performance: A solid copper core aids in rapid heat removal to prevent pre-ignition and electrode damage.
• Durability: Pure alumina silicate ceramic insulator provides high dielectric strength and optimized heat transfer.
• Reliable Seals: Triple gasket seals prevent combustion gas leakage, maintaining consistent cylinder compression.
• Anti-Corrosion: Trivalent metal plating provides superior anti-seize and anti-corrosion properties, ensuring easier installation and removal.
• Advanced Design: Corrugated ribs prevent electrical flashover, while specialized insulator nose configurations improve throttle response.
• Specifications: Manufacturer Part Number R7420-10; includes a box of 4 plugs.

Fits select 2007-2020 Buick, Cadillac, Chevrolet, GMC, Pontiac, Saab, and Saturn models.

NGK Laser Iridium spark plugs are engineered for OE applications to provide the best possible balance of ignition performance and service life. The iridium-tipped center electrode is six times harder than platinum, ensuring exceptional durability and resistance to spark erosion. For even wear in modern distributorless ignition systems, many of these plugs feature a laser-welded platinum pad on the ground electrode.

Constructed with a 98% pure copper core and a high-grade pure alumina silicate ceramic insulator, these plugs offer superior heat dissipation and electrical insulation. The trivalent metal plating provides robust anti-corrosion and anti-seizing properties, while triple gaskets prevent combustion gas leakage past the shell.

• Manufacturer Part Number: ILTR5D
• Box of 4 spark plugs
• Laser-welded iridium center electrode for consistent spark
• Platinum-tipped ground electrode for uniform wear and longevity
• Trivalent metal plating for superior corrosion resistance
• Pure alumina silicate ceramic insulator for efficient heat transfer
• Triple seals prevent compression leakage

Fits select 1989-2020 Acura, Chevrolet, Chrysler, Dodge, Eagle, Ford, Geo, and Honda vehicles.

NGK Iridium IX spark plugs (BKR5EIX-11) are engineered for the performance enthusiast looking for a high-efficiency replacement for standard nickel alloy plugs. The center electrode features a fine-wire iridium tip, a material six times harder than platinum with an extremely high melting point. This design allows for a consistently stable spark, ensuring outstanding acceleration and exceptional anti-fouling characteristics even in high-heat environments.

These plugs feature a tapered cut ground electrode to improve starting, idling, and throttle response by reducing quenching. Each plug is finished with trivalent metal plating to provide superior anti-corrosion and anti-seizing properties, making them easier to remove during future maintenance. These are an ideal upgrade for modified engines or high-performance applications requiring extreme ignitability.

• Part Number: BKR5EIX-11 / 5464
• Quantity: Box of 4 Spark Plugs
• Electrode Material: Iridium Fine Wire Center
• Ground Electrode: Tapered Cut for Improved Quenching
• Plating: Trivalent Metal for Corrosion Resistance
• Benefit: Improved Fuel Efficiency and Durability

Fits select 1960-2013 Aprilia, Arctic Cat, ATK, BMW, Honda, Husqvarna, Kawasaki, and other powersports models.

NGK Standard spark plugs are a trusted original equipment cornerstone, engineered to provide reliable performance for various engines. Each BR8ES plug features a nickel alloy electrode and a solid 98% pure copper core, ensuring superior heat dissipation and electrical conductivity. This design prevents the plug from overheating while maintaining a consistent spark across a wide heat range.

The insulator is constructed from high-grade alumina silicate ceramic, offering exceptional dielectric strength and heat transfer properties. To ensure a gas-tight seal, NGK utilizes a triple gasket sealing process that prevents combustion leakage. The exterior is finished with trivalent metal plating, providing long-term protection against corrosion and seizing, which simplifies removal even after years of service.

• 98% pure copper core aids in heat removal and prevents pre-ignition
• Trivalent metal plating provides superior anti-corrosion and anti-seizing properties
• Triple gasket seals prevent combustion gas leakage for consistent cylinder pressure
• Corrugated ribs on the insulator prevent electrical flashover
• High-grade alumina silicate ceramic insulator for better strength and heat transfer
• Manufacturer Part Number: BR8ES
• Quantity: Box of 4 Spark Plugs

Fits select 2001-2012 Audi, Chrysler, Dodge, Jeep, Mercedes-Benz, and Saab (2.0T).

NGK Laser Iridium spark plugs are engineered for drivers seeking the ultimate balance of performance and long-term durability. Designed specifically for original equipment applications, these plugs utilize an iridium-tipped center electrode that is six times harder than platinum, maintaining a precise spark gap for much longer than standard or platinum plugs. The high-grade pure alumina ceramic insulator ensures superior strength and heat transfer, while the trivalent metal plating protects against corrosion and seizing in the cylinder head.

• Manufacturer Part Number: IFR6D10
• Iridium-tipped center electrode for extreme durability and precise spark
• Platinum pad on ground electrode ensures even wear in distributorless ignition systems
• 98% pure copper core aids in heat removal and prevents overheating
• Pure alumina silicate ceramic insulator provides superior strength and electrical insulation
• Triple seals prevent combustion gas leakage
• Trivalent metal plating for superior anti-corrosion and anti-seizing properties

Fits 2006-2011 Honda Civic (DX, EX, EX-L, LX, and LX-S).

NGK Laser Iridium spark plugs (IZFR6K-11S) are engineered for drivers seeking the ultimate balance of longevity and performance. Designed specifically as an OE-replacement solution, these plugs feature an iridium-tipped center electrode that is six times harder than platinum, ensuring consistent ignition and a long service life even in demanding conditions.

Built with a high-grade pure alumina silicate ceramic insulator and a 98% pure copper core, these plugs facilitate rapid heat dissipation to prevent overheating and pre-ignition. The trivalent metal plating provides superior anti-corrosion and anti-seizing properties, making future removals easier while protecting the threads from the elements.

• Part Number: IZFR6K-11S
• Quantity: Box of 4
• Center Electrode: Laser-welded iridium tip
• Ground Electrode: Platinum pad for even wear in distributorless systems
• Insulator: Pure alumina silicate ceramic for high-voltage dielectric strength
• Seal: Triple gasket seals to prevent combustion gas leakage
• Finish: Trivalent metal plating for corrosion resistance
• Core: 98% pure copper for maximum heat transfer

Fits 1984-1995 Mazda RX-7 models with rotary engines. These NGK Laser Platinum spark plugs are specifically engineered to handle the unique combustion environment and high-heat requirements of the Mazda rotary engine.

Featuring a platinum-tipped center electrode and, in most applications, a platinum pad on the ground electrode, these BUR9EQP plugs provide exceptional anti-fouling characteristics and high ignitability. The laser-welded platinum surfaces ensure consistent gap wear, extending service life far beyond standard nickel components while maintaining a stable idle and improved fuel efficiency.

• Precision Engineering: Designed specifically for OE rotary applications for reliable starts and consistent performance.
• Superior Construction: High-grade pure alumina silicate ceramic insulator provides high-voltage dielectric strength and better heat transfer.
• Heat Management: 98% pure copper core aids in rapid heat dissipation to prevent overheating and pre-ignition.
• Durable Finish: Trivalent metal plating offers superior anti-corrosion and anti-seizing properties, requiring no anti-seize during installation.
• Leak Prevention: Triple seals prevent combustion gases from leaking past the shell.
• MPN: BUR9EQP

NGK Racing spark plugs are engineered to withstand the high-stress environments and extreme temperatures of competitive racing. Designed for durability and consistent ignitability under grueling conditions, these plugs utilize specialized configurations to ensure reliable performance across a variety of heat ranges.

• Part Number: R5671A-9
• Trivalent Metal Plating: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal.
• Pure Alumina Silicate Ceramic Insulator: Provides high dielectric strength and optimized heat transfer.
• Special Insulator Nose: Designed to improve throttle response in high-performance applications.
• Corrugated Ribs: Help prevent flashover between the terminal and the metal shell.
• Copper Core: Deeply inserted into the center electrode to aid in rapid heat removal.
• Triple Seals: Prevents combustion gas leakage for consistent cylinder pressure.
• Quantity: Set of 4 plugs.

Fits select 1984-2020 Honda, Suzuki, Arctic Cat, CFMOTO, Kawasaki, and KYMCO motorcycles, ATVs, and scooters.

NGK Standard spark plugs are engineered as reliable OE replacements for powersports applications. Each plug features a 98% pure copper core for superior heat dissipation and electrical conductivity, ensuring consistent ignition across a wide heat range. The high-grade alumina silicate ceramic insulator provides optimal dielectric strength and heat transfer, while corrugated ribs prevent flashover to ensure energy reaches the combustion chamber.

To simplify maintenance and protect your cylinder head, these plugs are finished with trivalent metal plating, offering long-term anti-corrosion and anti-seizing properties without the need for additional anti-seize during installation. The triple gasket sealing process prevents combustion gas leakage, maintaining engine compression and performance.

• Manufacturer Part Number: DPR7EA-9
• Quantity: Box of 10 Spark Plugs
• Electrode Material: Nickel Alloy with 98% Pure Copper Core
• Insulator: Alumina Silicate Ceramic with Corrugated Ribs
• Shell Finish: Trivalent Metal Plating (Anti-Corrosive)
• Seal Type: Triple Gasket Sealing

Fits select 1959-2019 powersports and automotive applications, including models from Honda, Kawasaki, KTM, Suzuki, Yamaha, and Porsche.

NGK Standard spark plugs (BR7ES) serve as a proven OE cornerstone for ignition reliability. Each plug features a 98% pure copper core for superior heat dissipation and conductivity, allowing for an ultra-wide heat range. The electrode is constructed from a durable nickel alloy to maintain consistent performance under varied operating conditions.

To ensure long-term durability and ease of maintenance, NGK utilizes trivalent metal plating which provides exceptional anti-corrosion and anti-seizing properties, even in harsh environments. The high-grade alumina silicate ceramic insulator offers high dielectric strength and heat transfer, while corrugated ribs prevent voltage flashover. Each plug is engineered with triple gasket sealing to eliminate combustion gas leakage and maintain cylinder compression.

• Part Number: BR7ES
• Quantity: Box of 4
• Core Material: 98% Pure Copper
• Electrode Tip Material: Nickel Alloy
• Insulator: Alumina Silicate Ceramic with Corrugated Ribs
• Finish: Trivalent Metal Plating (Anti-Corrosion/Anti-Seizing)
• Sealing: Triple Gasket System

Fits select 2005-2020 Nissan Frontier, Sentra, Versa, Versa Note, and Suzuki Equator.

NGK Laser Platinum spark plugs are engineered as an OE-equivalent solution for vehicles requiring fine-wire platinum alloy plugs. These plugs provide high ignitability and a significantly longer service life compared to conventional nickel spark plugs. By utilizing a laser-welded platinum tip on the center electrode and a platinum pad on the ground electrode, the PLZKAR6A-11 ensures even wear and stable performance in modern distributorless ignition systems.

• Durable Construction: High-grade pure alumina silicate ceramic insulator provides superior dielectric strength and thermal conductivity.
• Advanced Heat Management: A 98% pure copper core aids in heat removal to prevent the plug from overheating during high-load conditions.
• Corrosion Resistance: Trivalent metal plating offers excellent anti-corrosion and anti-seizing properties, ensuring easier removal during future maintenance.
• Reliable Seals: Triple seals prevent combustion gas leakage, while corrugated ribs on the insulator help prevent flashover and misfires.
• Performance Gains: Designed to provide stable idling, superior anti-fouling, and improved fuel efficiency with lower emissions.

• Manufacturer Part Number: PLZKAR6A-11
• Series: Laser Platinum
• Quantity: Box of 4

Fits select 1936-2019 Indian, Kawasaki, Suzuki, Yamaha, Ski-Doo, and Vespa models.

NGK Standard nickel spark plugs are engineered as reliable OE-quality replacements for a vast range of powersports and vintage automotive engines. Each plug is constructed with a 98% pure copper core to provide superior heat dissipation and conductivity, ensuring reliable ignition and preventing pre-ignition across wide heat ranges. The high-grade alumina silicate ceramic insulator provides high dielectric strength, while the integrated corrugated ribs prevent flashover to eliminate misfires.

To ensure long-term durability and ease of maintenance, these plugs feature trivalent metal plating, which offers superior anti-corrosion and anti-seizing properties without the need for anti-seize lubricant. Triple gasket sealing further ensures that combustion gases cannot leak past the shell, maintaining optimal engine compression.

• Part Number: B7HS
• Electrode Material: Nickel Alloy
• Core Material: 98% Pure Copper
• Insulator Type: Alumina Silicate Ceramic
• Plating: Trivalent Metal (Anti-Corrosive/Anti-Seize)
• Sealing: Triple Gasket Seal
• Quantity: Pack of 4 Plugs

NGK Iridium IX spark plugs are engineered for performance enthusiasts seeking improved ignitability, throttle response, and anti-fouling characteristics. The heart of this plug is an ultra-fine iridium center electrode, a material six times harder than platinum with an extremely high melting point, making it ideal for the high-heat environments of modern or modified engines. A tapered cut ground electrode reduces quenching, allowing for faster flame kernel expansion and more reliable starts.

• Iridium Fine Wire Center Electrode: Ensures a consistent, concentrated spark for maximum combustion efficiency.
• Tapered Ground Electrode: Minimizes spark interference to improve idling stability and throttle tip-in.
• Trivalent Metal Plating: Specialized coating provides superior anti-corrosion and anti-seizing properties without the need for additional thread lubricants.
• High-Performance Durability: Iridium alloy construction offers exceptional wear resistance under extreme conditions.
• Part Number: LZTR7AIX-13

Fits 2002-2017 Honda CRF450R, CRF450X, and TRX450R off-road and ATV models.

NGK Laser Iridium spark plugs are engineered to deliver the ultimate combination of performance and longevity for OE applications. The IFR8H11 features a laser-welded iridium-tipped center electrode that is six times harder than platinum, ensuring high durability and a consistently stable spark under extreme operating conditions. Designed with a 98% pure copper core, these plugs provide superior heat dissipation to prevent overheating and ensure reliable cold starts.

• Iridium & Platinum Construction: Features an iridium center electrode for wear resistance and a platinum pad on the ground electrode for even wear in high-output ignition systems.
• Pure Alumina Silicate Ceramic: High-grade insulator provides superior structural strength and enhanced heat transfer.
• Trivalent Metal Plating: Specialized coating offers excellent anti-corrosion and anti-seizing properties, protecting the threads in the cylinder head.
• Triple Seal Design: Prevents combustion gas leakage to maintain engine compression.
• Copper Core Technology: Deeply inserted copper core aids in rapid heat removal to maintain the correct heat range.

This 4-pack of NGK IFR8H11 spark plugs ensures your Honda single-cylinder engine maintains its factory-specified ignition efficiency and throttle response.

Fits select 1960-2013 Aprilia, Arctic Cat, ATK, BMW, Honda, Husqvarna, and Kawasaki models.

NGK Iridium IX spark plugs are engineered for the performance enthusiast, providing improved throttle response and superior anti-fouling. The fine-wire iridium center electrode is laser-welded to ensure high durability and a consistently stable spark, even in high-heat environments. Designed to replace worn OE nickel alloy plugs or for use in modified engines, these plugs feature trivalent metal plating to prevent corrosion and seizing during long-term use in the cylinder head.

• Part Number: BR8EIX (Box of 4)
• 0.6mm fine-wire iridium tip ensures durable and consistent spark
• Tapered cut ground electrode improves starting, idling, and throttle response
• Trivalent metal plating provides superior anti-corrosion and anti-seizing properties
• Extremely high melting point iridium alloy is ideal for modern high-performance engines
• Outstanding acceleration and high fuel efficiency

Fits select 2002-2020 Buick, Cadillac, and Chevrolet models.

NGK G-Power Platinum spark plugs provide an efficient and durable upgrade over standard nickel alloy plugs. Engineered for better fuel economy and reduced emissions, these plugs feature a fine-wire platinum center electrode that ensures superior ignitability and consistent starts. The trapezoid-cut ground electrode is specifically designed to reduce quenching, allowing for a larger flame kernel and more complete combustion.

• Fine-wire platinum center electrode for increased durability and faster acceleration
• Trapezoid-cut ground electrode reduces quenching and improves flame expansion
• Pure alumina silicate ceramic insulator provides superior strength and heat transfer
• Trivalent metal plating offers excellent anti-corrosion and anti-seizing properties
• Internal copper core aids in heat removal to prevent pre-ignition
• Corrugated ribs and triple seals prevent flashover and combustion gas leakage
• Manufacturer Part Number: LTR5GP
• Quantity: Set of 4