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NGK Ruthenium HX Spark Plug Box of 4 (LKAR8BHX)

Experience the best in class spark plug for modern vehicles with NGK's Ruthenium HX technology. These spark plugs offer the highest performance and life expectancy, making them the perfect choice for drivers seeking the latest OE technology.

With patented Ruthenium center electrode and specialized OEM DFE and PSPE tip designs, these spark plugs provide a more complete fuel burn, resulting in a quicker throttle response, smoother idle, and better cold starts.

  • Recommended for modern vehicles using OE PSPE type spark plugs or for those seeking an aftermarket plug with the latest OE technology
  • Patented Ruthenium technology for industry-leading durability
  • Specialized OEM DFE and PSPE tip designs for improved performance

This product fits more vehicles than loaded. Please select your vehicle to see all fits.

Make Model Year Type
INFINITI EX37 2013 Base
INFINITI EX37 2013 Journey
INFINITI FX37 2013 Base
INFINITI G37 2008 Base
INFINITI G37 2008 Journey
INFINITI G37 2008 Sport
INFINITI G37 2009 Base
INFINITI G37 2009 Journey
INFINITI G37 2009 Sport
INFINITI G37 2009 X
INFINITI G37 2010 Base
INFINITI G37 2010 Journey
INFINITI G37 2010 Sport
INFINITI G37 2010 X
INFINITI G37 2011 Base
INFINITI G37 2011 IPL
INFINITI G37 2011 Journey
INFINITI G37 2011 Sport
INFINITI G37 2011 X
INFINITI G37 2012 Base
INFINITI G37 2012 IPL
INFINITI G37 2012 Journey
INFINITI G37 2012 Sport
INFINITI G37 2012 X
INFINITI G37 2013 Base
INFINITI G37 2013 IPL
INFINITI G37 2013 Journey
INFINITI G37 2013 Sport
INFINITI G37 2013 X
INFINITI M37 2011 Base
INFINITI M37 2011 X
INFINITI M37 2012 Base
INFINITI M37 2012 X
INFINITI M37 2013 Base
INFINITI M37 2013 X
INFINITI Q40 2015 Base
INFINITI Q50 2014 Base
INFINITI Q50 2014 Premium
INFINITI Q50 2014 Sport
INFINITI Q50 2015 Base
INFINITI Q50 2015 Premium
INFINITI Q50 2015 Sport
INFINITI Q60 2014 Base
INFINITI Q60 2014 IPL
INFINITI Q60 2014 Journey
INFINITI Q60 2014 S
INFINITI Q60 2015 Base
INFINITI Q60 2015 IPL
INFINITI Q60 2015 Journey
INFINITI Q60 2015 S
INFINITI Q60 2015 S Limited
INFINITI Q70 2014 3.7
INFINITI Q70 2015 3.7
INFINITI Q70 2016 3.7
INFINITI Q70 2017 3.7
INFINITI Q70L 2015 3.7
INFINITI Q70L 2016 3.7
INFINITI Q70L 2017 3.7
INFINITI QX50 2014 Base
INFINITI QX50 2014 Journey
INFINITI QX50 2015 Base
INFINITI QX50 2015 Journey
INFINITI QX50 2016 Base
INFINITI QX50 2017 Base
INFINITI QX70 2014 Base
INFINITI QX70 2015 Base
INFINITI QX70 2016 Base
INFINITI QX70 2017 Base
Nissan 370Z 2009 Base
Nissan 370Z 2009 Nismo
Nissan 370Z 2009 Touring
Nissan 370Z 2010 40th Anniversary Edition
Nissan 370Z 2010 Base
Nissan 370Z 2010 Nismo
Nissan 370Z 2010 Touring
Nissan 370Z 2011 Base
Nissan 370Z 2011 Nismo
Nissan 370Z 2011 Touring
Nissan 370Z 2012 Base
Nissan 370Z 2012 Nismo
Nissan 370Z 2012 Touring
Nissan 370Z 2013 Base
Nissan 370Z 2013 Nismo
Nissan 370Z 2013 Touring
Nissan 370Z 2014 Base
Nissan 370Z 2014 Nismo
Nissan 370Z 2014 Touring
Nissan 370Z 2015 Base
Nissan 370Z 2015 Nismo
Nissan 370Z 2015 Nismo Tech
Nissan 370Z 2015 Sport
Nissan 370Z 2015 Sport Tech
Nissan 370Z 2015 Touring
Nissan 370Z 2015 Touring Sport
Nissan 370Z 2016 Base
Nissan 370Z 2016 Nismo
Nissan 370Z 2016 Nismo Tech
Nissan 370Z 2016 Sport
Nissan 370Z 2016 Sport Tech
Nissan 370Z 2016 Touring
NGK manufactures spark plugs and spark plug wires, as well as glow plugs for diesel applications. Their range of spark plugs cover everything from OEM replacement to Ultimate Performance plugs, and are available as traditional copper, platinum, or iridium tips. NGK’s reputation as an OEM supplier for many car manufacturers makes them a top choice for spark plugs. Few brands can make that claim and have the quality to back it up.
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