Fits select 1988-2020 Acura, BMW, Chrysler, Dodge, Honda, Hyundai, Isuzu, Jeep, Kia, and Mazda models.

NGK Iridium IX spark plugs (ZFR5FIX-11) are engineered for performance enthusiasts, delivering extreme ignitability and superior anti-fouling compared to standard nickel alloy plugs. The center electrode features a fine-wire iridium tip that is six times harder than platinum, providing exceptional durability and a high melting point for modern high-heat engines. A tapered cut ground electrode improves throttle response, starting, and idling by reducing quenching.

• Iridium fine-wire center electrode: Provides high durability and a consistently stable spark for improved acceleration.
• Advanced Construction: Pure alumina silicate ceramic insulator offers superior strength and optimized heat transfer.
• Corrosion Resistance: Trivalent metal plating provides superior anti-corrosion and anti-seizing properties.
• Internal Sealing: Triple seals prevent combustion gas leakage to maintain engine compression.
• Heat Management: Integrated copper core assists in rapid heat removal to prevent pre-ignition and fouling.
• Part Number: ZFR5FIX-11 (Stock No. 2477)

This set includes four (4) spark plugs, ideal for high-performance applications or as an upgrade to factory OE nickel alloy plugs.

Fits select 1984-2009 Bentley, Mercedes-Benz, Jeep, Chevrolet, Dodge, Geo, Hyundai, Jaguar, Kia, Lexus, Mazda, Mercury, Nissan, Oldsmobile, and Peugeot models.

NGK Standard spark plugs (BKR5ES) are engineered as reliable OE-replacement components, designed to maintain engine efficiency and consistent ignition. These plugs feature a solid 98% pure copper core for superior heat dissipation and electrical conductivity, allowing for ultra-wide heat ranges. The high-grade alumina silicate ceramic insulator provides high dielectric strength and heat transfer, while the trivalent metal plating on the threads ensures anti-corrosion and anti-seizing protection for easier installation and removal.

• Copper Core: 98% pure copper core aids in heat removal and prevents overheating.
• Trivalent Metal Plating: Superior anti-corrosion and anti-seizing properties; no anti-seize compound required.
• Triple Gasket Seal: Prevents combustion gas leakage to maintain cylinder pressure.
• Corrugated Ribs: Prevents electrical flashover between the terminal and housing.
• Insulator: Pure alumina silicate ceramic provides superior strength and thermal stability.

Technical Specifications:

• Part Number: BKR5ES
• Manufacturer: NGK
• Series: Standard
• Quantity: Box of 4
• Electrode Material: Nickel Alloy

Fits select 1955-1994 Ford and Dodge vehicles, including Bronco, F-Series, E-Series, and Ram 3500. These NGK V-Power spark plugs are engineered to improve ignitability and performance over standard nickel plugs. The specialized V-cut nickel alloy center electrode and concave ground electrode focus the spark to the edge of the electrode, where it can more easily ignite the air-fuel mixture for quicker starts and a smoother idle.

• Manufacturer Part Number: WR5
• Quantity: Box of 4
• V-cut center electrode lowers spark voltage requirements and improves ignitability
• High-grade alumina silicate ceramic insulator for superior dielectric strength and heat transfer
• Trivalent metal plating provides excellent anti-corrosion and anti-seizing properties
• Copper core aids in efficient heat removal to prevent pre-ignition
• Corrugated ribs prevent flashover, while triple seals prevent combustion gas leakage

Fits select 1992-2003 Audi (100, 90, A4, A6, Cabriolet), Mercedes-Benz (C230), and Volkswagen (Beetle, Golf, Jetta) models.

NGK Standard spark plugs (BKUR6ET-10) are an OE-grade ignition solution engineered to maintain the performance and reliability of your vehicle's engine. Featuring a solid 98% pure copper core, these plugs provide superior heat dissipation and electrical conductivity across an ultra-wide heat range. This high-conductivity core is paired with NGK's high-grade alumina silicate ceramic insulator, which provides exceptional dielectric strength and heat transfer while corrugated ribs prevent electrical flashover.

• Trivalent Metal Plating: Features superior anti-corrosion and anti-seizing properties, ensuring easier installation and removal without the need for additional lubricants.
• Triple Gasket Seal: Specialized sealing prevents combustion gas leakage to maintain consistent cylinder compression.
• Pure Copper Core: Aids in rapid heat removal to prevent pre-ignition and fouling.
• OE-Specific Design: Manufactured to precise tolerances for compatibility with factory ignition systems in Audi, Mercedes-Benz, and Volkswagen applications.

Technical Specifications:
Manufacturer Part Number: BKUR6ET-10
Plug Series: NGK Standard / Copper Core
Quantity: Box of 4

Fits select 1989-2012 Acura, Chevrolet, Chrysler, Dodge, Eagle, Ford, Geo, Honda, Hyundai, Infiniti, and Isuzu vehicles.

NGK Standard spark plugs provide consistent performance and OE-quality reliability for a wide range of automotive applications. Each plug features a solid 98% pure copper core to ensure superior heat dissipation and electrical conductivity, preventing hot spots that lead to pre-ignition. The insulator is constructed from high-grade alumina silicate ceramic, offering exceptional dielectric strength and thermal transfer properties to maintain optimal operating temperatures.

• Trivalent Metal Plating: Provides a superior anti-corrosion and anti-seizing barrier, protecting cylinder head threads and ensuring easy removal.
• Triple Gasket Seal: Prevents combustion gas leakage to maintain consistent cylinder compression.
• Corrugated Ribs: Specifically designed to prevent flashover and minimize the risk of misfires.
• Pure Copper Core: Aids in rapid heat removal and provides a wide heat range for reliable ignition.
• Box Quantity: Set of 4 spark plugs.
• Manufacturer Part Number: BKRSES-11

Fits select 1990-1992 Suzuki GSX-R750 and 1999-2019 Yamaha YZF-R6 / YZF-R6S.

NGK Standard spark plugs, known for the iconic yellow box packaging, are the foundation of reliable ignition for millions of vehicles. These traditional nickel alloy plugs are engineered to meet or exceed original equipment requirements, providing a cost-effective solution for consistent combustion. The CR10EK features a solid 98% pure copper core to maximize heat dissipation and electrical conductivity, preventing the tip from overheating during high-performance operation.

Construction includes high-grade alumina silicate ceramic for superior dielectric strength and trivalent metal plating that eliminates the need for anti-seize during installation. To ensure engine safety, triple gasket seals prevent combustion gas leakage, while corrugated ribs on the insulator stop flashover that can lead to misfires.

• Part Number: CR10EK
• Quantity: Box of 10
• Core Material: 98% Pure Copper
• Insulator: Alumina Silicate Ceramic with Corrugated Ribs
• Finish: Trivalent Metal Plating (Anti-Corrosion/Anti-Seize)
• Sealing: Triple Gasket System

Fits select 1982-1998 Aston Martin Virage, Morgan 4/4, Saab 900/9000, and Toyota Supra Turbo.

NGK Standard spark plugs (BCPR6ES) are a reliable OE-replacement solution designed to maintain consistent ignition and engine performance. These traditional nickel-alloy plugs are engineered for specific original equipment applications, providing a balance of durability and conductivity. The 98% pure copper core ensures superior heat dissipation and electrical conductivity, preventing the overheating that can lead to pre-ignition.

Every plug features NGK's high-grade alumina silicate ceramic insulator for dielectric strength and trivalent metal plating to prevent corrosion and seizing in the cylinder head—eliminating the need for anti-seize during installation. Triple gasket seals are utilized to prevent combustion gas leakage, ensuring full compression is maintained.

• Manufacturer Part Number: BCPR6ES
• 98% pure copper core for enhanced heat removal and conductivity
• Trivalent metal plating provides superior anti-corrosion and anti-seizing properties
• Pure alumina silicate ceramic insulator offers high strength and better heat transfer
• Triple gasket seals prevent combustion gas leakage
• Corrugated ribs design helps prevent flashover
• Sold as a box of 4 spark plugs

Fits 1981-1985 Mazda RX-7 (GS, GSL, Limited Edition, and S models).

NGK Standard Nickel spark plugs are engineered as reliable OE-style replacements for consistent ignition performance. Featuring a 98% pure copper core, these plugs provide superior heat dissipation and electrical conductivity across a wide heat range. The high-grade alumina silicate ceramic insulator ensures dielectric strength, while the integrated corrugated ribs prevent flashover to maintain a consistent spark.

Built for durability in demanding environments, the BR8EQ-14 utilizes trivalent metal plating to provide excellent resistance against corrosion and seizing, ensuring easier installation and removal. A triple gasket seal prevents combustion gas leakage to maintain cylinder compression and engine efficiency.

• Part Number: BR8EQ-14
• Quantity: Box of 4
• Core Material: 98% Pure Copper
• Insulator: Alumina Silicate Ceramic
• Finish: Trivalent Metal Plating (Anti-Corrosion/Anti-Seize)
• Construction: Triple Gasket Seal and Corrugated Ribs

Fits select 1992-2015 Aprilia, Can-Am, Ducati, and Ferrari models. This box of four NGK Iridium IX spark plugs is engineered to improve throttle response and ignitability in high-performance engines.

The core of the Iridium IX series is the 0.6mm fine-wire iridium center electrode. Iridium is six times harder than platinum and features an extremely high melting point, allowing for a consistently stable spark even under the high temperatures and pressures of modified or high-compression powerplants. To further improve combustion efficiency, the ground electrode features a tapered cut, reducing quenching and facilitating faster flame kernel expansion during the ignition cycle.

Each plug is finished with trivalent metal plating, providing a robust barrier against corrosion and seizing, which is critical for long-term service in aluminum cylinder heads. These plugs serve as a direct high-performance upgrade for original equipment nickel alloy spark plugs.

• Manufacturer Part Number: DVPR9EIX
• Quantity: Box of 4
• Center Electrode: Fine-wire iridium
• Ground Electrode: Tapered cut for reduced quenching
• Shell Finish: Trivalent metal plating for anti-seizing
• Performance: Enhanced anti-fouling and high fuel efficiency

Fits select 1998-2017 Chrysler, Dodge, Jeep, SRT, and Volkswagen models. This set of NGK Iridium IX spark plugs is engineered for performance enthusiasts seeking improved throttle response, superior ignitability, and high-efficiency combustion. Featuring an ultra-fine 0.6mm iridium center electrode, these plugs provide a consistent spark and are six times harder than platinum, ensuring long-term durability in high-heat environments.

The tapered-cut ground electrode reduces quenching and improves flame kernel growth, which helps stabilize idling and enhances starting performance. Each plug is treated with Trivalent metal plating to provide superior anti-corrosion and anti-seizing properties, making them ideal for both high-performance applications and as a significant upgrade over standard OE nickel alloy plugs.

• Center Electrode Material: Fine wire iridium for extreme durability and melting point
• Ground Electrode: Tapered cut to improve ignitability and minimize quenching
• Anti-Corrosion: Trivalent metal plating prevents seizing in the cylinder head
• Insulator: High-grade alumina silicate ceramic for better heat transfer and electrical insulation
• Manufacturer Part Number: LZTR5AIX-13
• Quantity: Box of 4

Fits select 2006-2020 Honda and Yamaha motorcycles and scooters, including CBR500R, Rebel 500, and FJR1300 models.

NGK Standard spark plugs are engineered as reliable OE replacements for riders seeking consistent ignition performance and a precise fit. These plugs utilize a 98% pure copper core for superior heat dissipation and conductivity, helping to prevent pre-ignition and fouling across a wide heat range. The high-grade alumina silicate ceramic insulator provides high dielectric strength and optimized heat transfer, while integrated corrugated ribs prevent electrical flashover.

Each plug features trivalent metal plating, providing a barrier against corrosion and seizing in the cylinder head without the need for anti-seize during installation. The triple gasket sealing process prevents combustion gas leakage, ensuring stable compression and engine efficiency. These plugs are manufactured to exact tolerances to maintain factory performance levels.

• 98% pure copper core for enhanced heat removal
• Trivalent metal plating for superior anti-corrosion and anti-seizing properties
• High-grade alumina silicate ceramic insulator for dielectric strength
• Corrugated ribs prevent spark flashover and misfires
• Triple gasket seal eliminates combustion gas leakage
• Part Number: CPR8EA-9
• Quantity: Box of 4

Fits select 2006-2019 Aprilia, BMW, Buell, EBR, Husaberg, Husqvarna, Kawasaki, KTM, MV Agusta, and Yamaha powersports applications. The NGK CR9EKB Standard multi-ground spark plug is an OE-style replacement engineered for consistent ignition performance and long-term reliability. Built with a multi-ground electrode design, this plug ensures a stable spark path even in high-demand environments.

• Manufacturer Part Number: CR9EKB
• Multi-Ground Electrodes: Designed for improved ignition reliability and extended service life in specialized engine configurations.
• High-Grade Alumina Silicate: Ceramic insulator provides superior dielectric strength and thermal conductivity.
• 98% Pure Copper Core: Facilitates rapid heat dissipation and prevents pre-ignition across a wide heat range.
• Trivalent Metal Plating: Features advanced anti-corrosion and anti-seizing properties for easier installation and removal.
• Triple Gasket Sealing: Precision-engineered seal prevents combustion gas leakage to maintain engine compression.
• Corrugated Ribs: Designed to prevent flashover and ensure voltage reaches the combustion chamber.

Fits 1948-1974 Harley-Davidson FL and FX Super Glide models.

NGK Racing spark plugs are engineered to withstand the extreme thermal and mechanical stresses of high-performance environments. These plugs feature specialized electrode configurations designed to ensure consistent ignitability and durability where standard plugs might fail. Each R5670-5 plug is built with a copper core to maximize heat dissipation, preventing pre-ignition and fouling during aggressive riding.

• Trivalent Metal Plating: Provides superior anti-corrosion and anti-seizing properties, making installation and removal easier in high-heat applications.
• Pure Alumina Silicate Ceramic Insulator: Offers exceptional dielectric strength and enhanced heat transfer.
• Corrugated Ribs: Specifically designed to prevent flashover and electrical leakage.
• Triple Seals: Eliminates combustion gas leakage for consistent cylinder pressure.
• Special Insulator Nose: Optimized geometry to improve throttle response and prevent carbon buildup.

This set includes a box of four (4) NGK Racing Spark Plugs (MPN: R5670-5).

Fits select 1990-2020 Acura, Chrysler, Dodge, Honda, Hyundai, Isuzu, Jeep, Kia, Mazda, and Mitsubishi models.

NGK V-Power spark plugs (ZFR5F-11) are engineered to provide reliable performance and improved ignitability compared to standard nickel plugs. Designed for OE applications, these plugs feature a specialized V-cut nickel alloy center electrode and a concave ground electrode. This design focuses the spark at the edge of the electrode to increase ignitability, resulting in quicker starts, reduced quenching, and a smoother idle.

Constructed for durability and thermal efficiency, these plugs utilize a copper core to maximize heat removal and high-grade alumina silicate ceramic for superior dielectric strength. The trivalent metal plating provides a resilient barrier against corrosion and seizing, ensuring the plugs remain easy to remove throughout their service life.

• V-Cut Center Electrode: Enhances spark focus for better combustion and efficiency.
• Trivalent Metal Plating: Superior anti-corrosion and anti-seizing properties; no anti-seize required for installation.
• Alumina Silicate Ceramic: Provides high dielectric strength and optimized heat transfer.
• Corrugated Ribs: Prevent flashover to ensure consistent ignition.
• Triple Seals: Prevents combustion gas leakage.
• MPN: ZFR5F-11 (Stock No. 2262)