NGK Iridium/Platinum Spark Plug LKAR8AI-9 - Box of 4

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SKU: NGK6706
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About NGK

NGK engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full NGK lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

NGK Iridium/Platinum Spark Plugs: Advanced Performance and Longevity

Experience the pinnacle of ignition technology with NGK Iridium/Platinum Spark Plugs. These advanced plugs are engineered to provide superior performance, exceptional durability, and reliable ignition for a wide range of modern vehicles. Combining the hardness of iridium with the conductivity of platinum, they ensure optimal engine operation.

Key Features for Superior Performance:

  • Iridium Tipped Center Electrode: The extremely durable iridium center electrode offers exceptional resistance to wear and high temperatures, ensuring a long service life.
  • Platinum Ground Electrode: A fine-tipped platinum ground electrode provides enhanced ignitability and consistent spark performance, even under demanding conditions.
  • OE Engineered Design: Manufactured to meet or exceed Original Equipment (OE) specifications, guaranteeing a precise fit and optimal function for your specific vehicle application.
  • Enhanced Heat Control: NGK's high-grade alumina ceramic insulator and pure copper core provide excellent heat dissipation, preventing plug overheating and ensuring reliable performance.
  • Improved Fuel Efficiency: A strong, consistent spark promotes more complete combustion, leading to better fuel economy and reduced emissions.
  • Box of 4: This package includes four spark plugs, making it convenient for vehicles requiring multiple plugs for optimal engine performance.

The NGK LKAR8AI-9 spark plug is designed for vehicles that demand high performance and reliability from their ignition system. Whether you're performing routine maintenance or seeking to optimize your engine's output, these Iridium/Platinum plugs deliver the quality and consistency that NGK is known for. Ensure your engine receives the best possible spark for peak efficiency and power.

Get your NGK Iridium/Platinum Spark Plugs from GGCRACING today!

Vehicle Fitment

Years Make Model Trim
2010-2012 Husaberg FE390 Base
2009-2014 Husaberg FE450 Base
2013-2014 Husaberg FE501 Base
2009-2012 Husaberg FE570 Base
2011 Husaberg FS570 Base
2010-2011 Husaberg FX450 Base
2015-2016 KTM 390 Duke Base
2009-2010 KTM 400 XC-W Base
2014-2015 KTM 450 SX-F Base
2012-2013 KTM 450 SX-F Factory Edition Base
2013-2015 KTM 450 XC-F Base
2009-2016 KTM 450 XC-W Base
2012-2016 KTM 500 EXC Base
2016 KTM 500 EXC Six Days Base
2012-2016 KTM 500 XC-W Base
2009-2011 KTM 530 EXC-R Base
2009-2011 KTM 690 Duke Base
2009-2013 KTM 690 Enduro R Base
2009-2011 KTM 690 SMC Base

Product Details

Product Description
Part Numbers
Sizing & Fit

About NGK

NGK engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full NGK lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

NGK Iridium/Platinum Spark Plugs: Advanced Performance and Longevity

Experience the pinnacle of ignition technology with NGK Iridium/Platinum Spark Plugs. These advanced plugs are engineered to provide superior performance, exceptional durability, and reliable ignition for a wide range of modern vehicles. Combining the hardness of iridium with the conductivity of platinum, they ensure optimal engine operation.

Key Features for Superior Performance:

  • Iridium Tipped Center Electrode: The extremely durable iridium center electrode offers exceptional resistance to wear and high temperatures, ensuring a long service life.
  • Platinum Ground Electrode: A fine-tipped platinum ground electrode provides enhanced ignitability and consistent spark performance, even under demanding conditions.
  • OE Engineered Design: Manufactured to meet or exceed Original Equipment (OE) specifications, guaranteeing a precise fit and optimal function for your specific vehicle application.
  • Enhanced Heat Control: NGK's high-grade alumina ceramic insulator and pure copper core provide excellent heat dissipation, preventing plug overheating and ensuring reliable performance.
  • Improved Fuel Efficiency: A strong, consistent spark promotes more complete combustion, leading to better fuel economy and reduced emissions.
  • Box of 4: This package includes four spark plugs, making it convenient for vehicles requiring multiple plugs for optimal engine performance.

The NGK LKAR8AI-9 spark plug is designed for vehicles that demand high performance and reliability from their ignition system. Whether you're performing routine maintenance or seeking to optimize your engine's output, these Iridium/Platinum plugs deliver the quality and consistency that NGK is known for. Ensure your engine receives the best possible spark for peak efficiency and power.

Get your NGK Iridium/Platinum Spark Plugs from GGCRACING today!

Vehicle Fitment

Years Make Model Trim
2010-2012 Husaberg FE390 Base
2009-2014 Husaberg FE450 Base
2013-2014 Husaberg FE501 Base
2009-2012 Husaberg FE570 Base
2011 Husaberg FS570 Base
2010-2011 Husaberg FX450 Base
2015-2016 KTM 390 Duke Base
2009-2010 KTM 400 XC-W Base
2014-2015 KTM 450 SX-F Base
2012-2013 KTM 450 SX-F Factory Edition Base
2013-2015 KTM 450 XC-F Base
2009-2016 KTM 450 XC-W Base
2012-2016 KTM 500 EXC Base
2016 KTM 500 EXC Six Days Base
2012-2016 KTM 500 XC-W Base
2009-2011 KTM 530 EXC-R Base
2009-2011 KTM 690 Duke Base
2009-2013 KTM 690 Enduro R Base
2009-2011 KTM 690 SMC Base

Product Details

Product Description

About NGK

NGK engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full NGK lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

NGK Iridium/Platinum Spark Plugs: Advanced Performance and Longevity

Experience the pinnacle of ignition technology with NGK Iridium/Platinum Spark Plugs. These advanced plugs are engineered to provide superior performance, exceptional durability, and reliable ignition for a wide range of modern vehicles. Combining the hardness of iridium with the conductivity of platinum, they ensure optimal engine operation.

Key Features for Superior Performance:

  • Iridium Tipped Center Electrode: The extremely durable iridium center electrode offers exceptional resistance to wear and high temperatures, ensuring a long service life.
  • Platinum Ground Electrode: A fine-tipped platinum ground electrode provides enhanced ignitability and consistent spark performance, even under demanding conditions.
  • OE Engineered Design: Manufactured to meet or exceed Original Equipment (OE) specifications, guaranteeing a precise fit and optimal function for your specific vehicle application.
  • Enhanced Heat Control: NGK's high-grade alumina ceramic insulator and pure copper core provide excellent heat dissipation, preventing plug overheating and ensuring reliable performance.
  • Improved Fuel Efficiency: A strong, consistent spark promotes more complete combustion, leading to better fuel economy and reduced emissions.
  • Box of 4: This package includes four spark plugs, making it convenient for vehicles requiring multiple plugs for optimal engine performance.

The NGK LKAR8AI-9 spark plug is designed for vehicles that demand high performance and reliability from their ignition system. Whether you're performing routine maintenance or seeking to optimize your engine's output, these Iridium/Platinum plugs deliver the quality and consistency that NGK is known for. Ensure your engine receives the best possible spark for peak efficiency and power.

Get your NGK Iridium/Platinum Spark Plugs from GGCRACING today!

Vehicle Fitment

Years Make Model Trim
2010-2012 Husaberg FE390 Base
2009-2014 Husaberg FE450 Base
2013-2014 Husaberg FE501 Base
2009-2012 Husaberg FE570 Base
2011 Husaberg FS570 Base
2010-2011 Husaberg FX450 Base
2015-2016 KTM 390 Duke Base
2009-2010 KTM 400 XC-W Base
2014-2015 KTM 450 SX-F Base
2012-2013 KTM 450 SX-F Factory Edition Base
2013-2015 KTM 450 XC-F Base
2009-2016 KTM 450 XC-W Base
2012-2016 KTM 500 EXC Base
2016 KTM 500 EXC Six Days Base
2012-2016 KTM 500 XC-W Base
2009-2011 KTM 530 EXC-R Base
2009-2011 KTM 690 Duke Base
2009-2013 KTM 690 Enduro R Base
2009-2011 KTM 690 SMC Base

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