Fits select 1965-2011 vehicles from Porsche, Volvo, Yamaha, Polaris, Suzuki, Arctic Cat, and other powersports and automotive applications.

NGK Standard spark plugs are engineered to deliver original equipment (OE) quality and reliability for older and specialty engines. Each plug features a 98% pure copper core to maximize heat dissipation and electrical conductivity, ensuring consistent ignition across an ultra-wide heat range. The iconic alumina silicate ceramic insulator provides superior dielectric strength and thermal transfer, while the trivalent metal plating provides a durable barrier against corrosion and seizing in the cylinder head.

• Copper Core: 98% pure copper center electrode aids in heat removal and prevents pre-ignition.
• Trivalent Metal Plating: Ensures superior anti-corrosion and anti-seizing properties without the need for anti-seize during installation.
• Triple Gasket Seal: Eliminates combustion gas leakage for consistent cylinder pressure.
• Alumina Silicate Ceramic: High-grade insulator ensures optimal spark delivery and prevents flashover with integrated corrugated ribs.
• Standard OE Design: Built to meet or exceed original manufacturer specifications for fit and function.
• Part Number: BPR7HS
• Quantity: Set of 4 Spark Plugs

Fits select 1990-2019 Suzuki GSX-R750, DR650S/SE and Yamaha YZF-R6/R6S models.

NGK Iridium IX spark plugs are engineered for performance enthusiasts looking for increased throttle response, high fuel efficiency, and superior anti-fouling. The fine wire iridium center electrode is six times harder than platinum, providing an extremely high melting point that withstands the heat of modern high-performance engines. This design ensures a consistent, concentrated spark for better ignitability and more reliable starting.

Each CR10EIX plug features a tapered cut ground electrode to minimize quenching and improve flame expansion. The shells are treated with Trivalent metal plating to provide long-lasting protection against corrosion and seizing without the need for additional anti-seize during installation.

• Manufacturer Part Number: CR10EIX
• Quantity: Box of 4 Spark Plugs
• Center Electrode Material: Iridium alloy
• Ground Electrode: Tapered cut for improved idling and response
• Finish: Trivalent metal plating for superior anti-corrosion
• Usage: Performance upgrade for OE nickel alloy plugs

Fits select 1986-2006 Audi and Volkswagen models including A4, A6, S4, TT, Golf, Jetta, and Passat (1.8T).

NGK Laser Platinum spark plugs are engineered as an OE-style replacement to maintain factory-level ignitability and service life. Designed specifically for engines with distributorless ignition systems, the PFR6Q features a laser-welded platinum pad on the ground electrode to ensure even wear and consistent gap retention over thousands of miles. This fine-wire platinum alloy design provides stable idling, superior anti-fouling characteristics, and improved thermal efficiency compared to standard nickel plugs.

• Pure alumina silicate ceramic insulator provides superior dielectric strength and optimal heat transfer.
• 98% pure copper core aids in heat removal to prevent pre-ignition and overheating.
• Trivalent metal plating offers excellent anti-corrosion and anti-seizing properties without the need for anti-seize during installation.
• Triple seals prevent combustion gas leakage for consistent cylinder pressure.
• Corrugated ribs on the insulator prevent flashover to ensure a clean spark.
• Manufacturer Part Number: PFR6Q (Set of 4).

Fits select 1984-2019 Argo, Bentley, Cadillac, Case IH, Chevrolet, Chrysler, and Cub Cadet models.

NGK Iridium IX spark plugs are engineered for the performance enthusiast who demands superior ignitability and durability. The 0.6mm fine-wire iridium center electrode is six times harder than platinum, providing a consistently stable spark and an extremely high melting point suited for modern high-performance engines. A tapered cut ground electrode reduces quenching and improves throttle response, idling stability, and cold starts.

• Fine-wire iridium tip ensures high durability and a consistent spark
• Trivalent metal plating provides superior anti-corrosion and anti-seizing properties
• Tapered cut ground electrode improves ignitability and reduces electrical voltage requirement
• Superior anti-fouling characteristics for improved fuel efficiency
• Excellent choice for modified or high-performance applications
• Manufacturer Part Number: BKR5EIX
• Quantity: Box of 4

Fits select 1988-2020 Honda motorcycles and scooters including the CBR600F, CBR650F, CBR1100XX, and CRF150R. These NGK Iridium IX spark plugs are engineered for performance enthusiasts seeking improved throttle response, superior anti-fouling, and high thermal durability.

The center electrode features a fine-wire iridium alloy tip, which is six times harder than platinum and has an extremely high melting point suited for modern high-performance engines. This design allows for a thinner electrode profile, reducing the voltage required for ignition while concentrating the spark for more efficient combustion. The tapered cut ground electrode further enhances flame kernel expansion for smoother idling and consistent starting.

• Part Number: CR9EHIX-9 (Stock No. 6216)
• Iridium fine-wire center electrode for maximum ignitability
• Trivalent metal plating provides superior anti-corrosion and anti-seizing properties
• Tapered cut ground electrode improves gas flow and reduces quenching
• High-grade alumina silicate ceramic insulator for better heat transfer and electrical insulation
• Includes 4 spark plugs

Fits select 1990-2020 Aprilia, Arctic Cat, Ducati, Harley-Davidson, Kawasaki, Suzuki, and Yamaha motorcycles, scooters, and snowmobiles. This set of four NGK Standard spark plugs provides original equipment quality for riders seeking reliable ignition performance and a precise fit.

Built with a 98% pure copper core, these CR9E plugs offer superior heat dissipation and conductivity to prevent overheating and pre-ignition. The high-grade alumina silicate ceramic insulator ensures dielectric strength, while the corrugated ribs prevent flashover. For long-term durability, the trivalent metal plating provides excellent anti-corrosion and anti-seizing properties, making future plug changes easier by preventing the threads from sticking in the cylinder head.

• Manufacturer Part Number: CR9E
• Quantity: Box of 4
• Electrode Material: Nickel Alloy
• Core Material: 98% Pure Copper for maximum heat transfer
• Insulator: Alumina Silicate Ceramic for optimal dielectric performance
• Anti-Seize: Trivalent metal plating eliminates the need for anti-seize during installation
• Seal Integrity: Triple gasket sealing process prevents combustion gas leakage

NGK Racing spark plugs are engineered to withstand the extreme cylinder pressures and high thermal loads of professional motorsports. The R7420-9 series is specifically designed for racing applications where durability and consistent ignition are critical. Featuring specialized insulator nose configurations and a high-performance center electrode, these plugs ensure reliable throttle response and ignitability under grueling track conditions.

• Trivalent Metal Plating: Delivers superior anti-corrosion and anti-seizing properties for easier installation and removal.
• Pure Alumina Silicate Ceramic Insulator: Provides high dielectric strength and optimized heat transfer.
• Copper Core: Deeply inserted copper core aids in rapid heat removal to prevent pre-ignition.
• Corrugated Ribs: Prevents electrical flashover across the insulator.
• Triple Seals: Ensures no combustion gas leakage past the shell.
• Heat Range: 9
• MPN: R7420-9
• Quantity: Pack of 4

Fits select 1985-1993 Saab 900 and 9000 models (Turbo / Base / S).

NGK Standard spark plugs, recognized by their iconic yellow box packaging, are an OE-grade solution for maintaining reliable ignition performance. These plugs utilize a 98% pure copper core for superior heat dissipation and conductivity, helping to prevent pre-ignition and fouling. The high-grade alumina silicate ceramic insulator provides critical dielectric strength, while the trivalent metal plating ensures the plugs remain easy to remove by preventing corrosion and seizing over time.

• Manufacturer Part Number: BCPR7ES
• Quantity: Box of 4
• Center Electrode: Nickel alloy with 98% pure copper core
• Insulator Material: High-grade alumina silicate ceramic
• Anti-Seize Coating: Trivalent metal plating for corrosion resistance
• Leak Protection: Triple gasket sealing prevents combustion gas blow-by

Fits select 1986-2017 Alfa Romeo, Audi, BMW, Chevrolet, Dodge, and Jaguar models.

NGK Iridium IX spark plugs are engineered for performance enthusiasts seeking improved throttle response, superior anti-fouling, and high-efficiency combustion. The 0.6mm fine-wire iridium center electrode provides extreme ignitability and a high melting point, ensuring durability in the intense heat of modern or modified engines. This iridium alloy is six times harder than platinum, allowing for a thinner electrode tip that requires less voltage to spark.

These plugs feature a tapered cut ground electrode to minimize quenching and improve flame kernel expansion. Each plug is finished with trivalent metal plating to provide superior anti-corrosion and anti-seizing properties, making them easier to remove during future service intervals.

• Manufacturer Part Number: BKR6EIX
• Center Electrode: Fine wire iridium tip
• Ground Electrode: Tapered cut for improved starting and idling
• Finish: Trivalent metal plating for anti-corrosion protection
• Quantity: Box of 4 spark plugs
• Recommended for: High-performance applications or as an upgrade to OE nickel alloy plugs

Fits select 1986-2012 Alfa Romeo, Audi, Dodge, Jaguar, Mitsubishi, Porsche, Subaru, Toyota, and Volvo models (2.4T / 2.5T). See the compatibility table for complete fitment details.

NGK Standard spark plugs are an OE-quality replacement designed for reliable performance and long-term durability. Each plug features a 98% pure copper core for superior heat dissipation and conductivity, allowing for ultra-wide heat ranges. The high-grade alumina silicate ceramic insulator provides optimal dielectric strength, while the corrugated ribs are engineered to prevent flashover. To ensure ease of maintenance, the trivalent metal plating provides excellent anti-corrosion and anti-seizing properties, protecting the threads throughout the service life of the plug.

• Manufacturer Part Number: BKR6ES
• Quantity: Box of 4
• Material: Nickel alloy electrode with a 98% pure copper core
• Insulator: High-grade alumina silicate ceramic for maximum dielectric performance
• Finish: Trivalent metal plating for superior anti-corrosion and anti-seizing
• Sealing: Triple gasket sealing prevents combustion gas leakage
• Safety: Corrugated ribs prevent electrical flashover

Fits select 1999-2007 Acura Integra Type R, Honda XR650R, and Saab 9-5 (Arc / SE) models.

NGK V-Power spark plugs are engineered to deliver reliable ignition and improved performance compared to standard nickel plugs. The specialized V-cut nickel alloy center electrode, combined with a concave ground electrode, concentrates the spark at the edge of the electrode. This design increases ignitability, resulting in quicker cold starts and a smoother idle for both automotive and powersports applications.

Constructed with NGK's high-grade alumina silicate ceramic insulator, these plugs provide superior dielectric strength and optimal heat transfer. The trivalent metal plating offers professional-grade protection against corrosion and seizing, ensuring the plugs are easy to remove even after extended service intervals. A solid copper core aids in heat removal to prevent pre-ignition and electrode melting.

• Manufacturer Part Number: BKR7E-11
• Quantity: Box of 4 Spark Plugs
• V-Cut electrode design for enhanced flame kernel expansion
• Trivalent metal plating for superior anti-corrosion and anti-seizing properties
• Pure alumina silicate ceramic insulator for better heat dissipation
• Corrugated ribs to prevent flashover and electrical leakage
• Triple seals to prevent combustion gas leakage

Fits 2006-2011 Honda Civic GX.

NGK Laser Iridium spark plugs are engineered for drivers seeking long-term ignition reliability and original equipment performance. These plugs feature a laser-welded iridium-tipped center electrode that is six times harder than platinum, providing exceptional resistance to spark erosion. For even wear in distributorless ignition systems, many Laser Iridium plugs utilize a platinum pad on the ground electrode, ensuring a stable spark throughout the life of the plug.

Built with a 98% pure copper core for superior heat dissipation and a pure alumina silicate ceramic insulator, these plugs prevent overheating and offer high dielectric strength. The trivalent metal plating protects the shell from corrosion and seizing in the cylinder head, making future removals easier. Every NGK plug is constructed with triple seals to eliminate combustion gas leakage and maintain consistent cylinder pressure.

• Iridium-tipped center electrode for superior ignitability and longevity
• Platinum pad on ground electrode promotes even wear and durability
• Pure alumina silicate ceramic insulator provides high strength and efficient heat transfer
• Trivalent metal plating for superior anti-corrosion and anti-seizing properties
• 98% pure copper core aids in rapid heat removal to prevent pre-ignition
• Triple seals prevent combustion gas leakage
• Manufacturer Part Number: IFR7F-8DS

Fits select 1985-1994 Saab 900, 9000, and Volvo 850 models.

NGK Iridium IX spark plugs are engineered for the performance enthusiast, providing superior ignitability and throttle response. The fine-wire iridium center electrode is six times harder than platinum, offering an extremely high melting point that handles the heat of high-performance and modified engines. This design, paired with a tapered cut ground electrode, reduces quenching to ensure consistent starts and smoother idling.

• Manufacturer Part Number: BCPR7EIX
• Quantity: Box of 4 spark plugs
• Electrode Material: Fine-wire iridium center electrode for maximum durability and spark concentration
• Anti-Corrosion: Trivalent metal plating provides superior anti-seizing and corrosion resistance
• Design: Tapered cut ground electrode improves ignitability and reduces electrical quenching
• Applications: Recommended for high-performance applications or as a premium upgrade to OE nickel alloy plugs

Fits 1996-2017 Suzuki DR650S and DR650SE.

NGK CR10E Standard spark plugs deliver reliable ignition performance using a solid 98% pure copper core for superior heat dissipation and conductivity. These plugs are designed with high-grade alumina silicate ceramic insulators for high dielectric strength, ensuring the spark jump occurs only at the electrode tip. The trivalent metal plating provides long-term protection against corrosion and moisture, preventing the plug from seizing in the cylinder head during extended service intervals.

• Solid 98% pure copper core for increased conductivity and heat removal
• Trivalent metal plating offers superior anti-corrosion and anti-seizing properties
• Pure alumina silicate ceramic insulator provides high strength and better heat transfer
• Triple gasket sealing prevents combustion gas leakage
• Corrugated ribs prevent flashover for consistent ignition
• Manufacturer Part Number: CR10E
• Includes: Box of 10 spark plugs

Fits select 2009-2020 Honda CRF450L, CRF450R, CRF450RWE, CRF450RX, and CRF450X.

NGK Laser Iridium High Ignitability spark plugs are engineered for OE-specific applications to deliver a precise balance of performance and service life. This plug features an iridium-tipped center electrode, a material six times harder than platinum, paired with a raised platinum pad or fine wire tip on the ground electrode. This configuration is specifically designed to provide consistent spark performance and even wear in high-demand distributorless ignition systems.

Construction includes a 98% pure copper core for efficient heat dissipation and a high-grade pure alumina silicate ceramic insulator for superior dielectric strength and thermal conductivity. To ensure a reliable seal and prevent combustion gas leakage, each plug is manufactured with NGK’s signature triple seals.

• Manufacturer Part Number: SILMAR9A9S
• Iridium-tipped center electrode for extreme durability
• Platinum ground electrode tip for improved ignitability and wear resistance
• 98% pure copper core aids in heat removal to prevent overheating
• Trivalent metal plating provides superior anti-corrosion and anti-seizing properties
• Triple gaskets prevent combustion gas leakage
• Quantity: Box of 4

Fits select 2009-2020 Husqvarna and KTM 50cc and 65cc models, including Husqvarna TC50, TC65, and KTM 50 SX, 65 SX, and 65 XC.

NGK Standard spark plugs are engineered to original equipment specifications, providing reliable ignition for small-displacement, high-performance engines. These plugs feature a solid 98% pure copper core for superior heat dissipation and conductivity, ensuring consistent performance across wide heat ranges. The trivalent metal plating provides a protective layer against corrosion and seizing, which simplifies removal and installation in high-heat cylinder heads.

For maximum durability, NGK uses a high-grade alumina silicate ceramic insulator for optimal dielectric strength and corrugated ribs to prevent electrical flashover. A triple gasket sealing process prevents combustion gas leakage, maintaining engine compression and efficiency.

• Manufacturer Part Number: LR8B
• Quantity: Box of 10 spark plugs
• Core Material: 98% Pure Copper
• Insulator: High-grade alumina silicate ceramic
• Finish: Trivalent metal plating for anti-corrosion and anti-seizing
• Seal Type: Triple gasket sealing
• Application-specific design for OE performance and reliability

Fits select 1985-2006 Kawasaki VN700/VN750/VN1500, Suzuki LT-F160/LT160E/LT250S, and Yamaha TT600.

NGK Standard spark plugs are engineered as reliable OE-replacement components, delivering consistent ignition performance for motorcycles and ATVs. This DP7EA-9 plug features a 98% pure copper core to effectively dissipate heat and prevent pre-ignition, while the high-grade alumina silicate ceramic insulator ensures high dielectric strength. Trivalent metal plating provides superior anti-corrosion and anti-seizing properties, ensuring these plugs are easily removed during your next service interval.

• Copper Core: 98% pure copper provides superior heat dissipation and electrical conductivity.
• Trivalent Plating: Durable anti-corrosion finish eliminates the need for anti-seize during installation.
• Triple Gasket Seal: Prevents combustion gas leakage to maintain cylinder pressure and engine efficiency.
• Corrugated Ribs: Designed to prevent electrical flashover along the insulator body.

Technical Specifications:

• Manufacturer Part Number: DP7EA-9
• Quantity: Box of 10 Spark Plugs
• Electrode Material: Nickel Alloy
• Insulator: Alumina Silicate Ceramic

Fits 1984-1995 Mazda RX-7 including Turbo, GSL-SE, GXL, and Touring models.

NGK Traditional spark plugs are a proven OE-replacement solution, engineered to deliver reliable performance and consistent ignition. These plugs feature a 98% pure copper core for superior heat dissipation and conductivity, ensuring the wide heat ranges required for Mazda rotary applications. The high-grade alumina silicate ceramic insulator provides optimal dielectric strength, while the triple gasket seal prevents combustion gas leakage.

• Manufacturer Part Number: BUR9EQ
• Trivalent Metal Plating: Ensures superior anti-corrosion and anti-seizing properties for trouble-free installation and removal.
• Solid Copper Core: Aids in rapid heat removal to prevent overheating and pre-ignition.
• Triple Gasket Sealing: Eliminates combustion gas leakage through the shell.
• Corrugated Ribs: Prevents flashover to ensure consistent spark delivery.
• Quantity: Set of 4 spark plugs.

Fits select 1969-2018 models from Honda, Kawasaki, Arctic Cat, Suzuki, Yamaha, and other powersports manufacturers.

NGK Traditional Standard spark plugs are a proven OE cornerstone, engineered to provide reliable performance and consistent ignition. Each plug features a 98% pure copper core to offer superior heat dissipation and electrical conductivity across an ultra-wide heat range. The high-grade alumina silicate ceramic insulator provides high dielectric strength and heat transfer, while the trivalent metal plating eliminates the need for anti-seize by providing superior anti-corrosion and anti-seizing properties during installation and removal.

• Manufacturer Part Number: BR9ES
• Quantity: Box of 4
• Copper Core: 98% pure copper core ensures optimal heat removal and conductivity.
• Trivalent Metal Plating: Specialized finish provides long-term protection against corrosion and seizing.
• Triple Gasket Seal: Prevents combustion gas leakage to maintain consistent engine compression.
• Corrugated Ribs: Designed to prevent flashover and ensure a steady spark.
• Alumina Silicate Ceramic: Stronger insulator for improved dielectric performance and durability.

Fits select 1986-2017 Honda, Kawasaki, KYMCO, Suzuki, and Triumph motorcycles and scooters.

NGK Standard spark plugs are a trusted original equipment cornerstone, engineered to provide reliable ignition and consistent performance. Each plug features a solid 98% pure copper core for superior heat dissipation and conductivity, which supports an ultra-wide heat range and helps prevent pre-ignition. To ensure durability in harsh engine environments, the shell is finished with trivalent metal plating, offering high-level anti-corrosion and anti-seizing properties that protect the cylinder head threads during installation and removal.

Constructed with high-grade alumina silicate ceramic for optimal dielectric strength, these plugs also utilize triple gasket sealing to eliminate combustion gas leakage. Corrugated ribs on the insulator further prevent flashover to ensure a steady spark in all conditions.

• Manufacturer Part Number: DPR6EA-9
• 98% Pure Copper Core: Provides maximum heat removal and conductivity.
• Trivalent Metal Plating: Long-lasting protection against corrosion and seizing.
• Alumina Silicate Ceramic: Strengthens the insulator for better heat transfer and dielectric performance.
• Triple Gasket Seal: Ensures a gastight seal to prevent leakage.
• Corrugated Ribs: Prevents electrical flashover to reduce misfires.
• Quantity: Box of 10