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NGK Iridium IX Spark Plug Box of 4 (KR7DIX-11S)

Unleash the full potential of your vehicle with the NGK Iridium IX Spark Plug Box of 4. These high-performance spark plugs are designed to deliver exceptional acceleration, fuel efficiency, and durability.

With their tapered cut ground electrode and Iridium fine wire center electrode, these spark plugs provide improved starting, idling, and throttle response. The Iridium alloy's extremely high melting point makes it perfect for today's engines.

  • Recommended for modified or high-performance applications
  • Upgrade to OE nickel alloy spark plugs
  • Exceptional anti-fouling and ignitability

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

Make Model Year Type
Acura ILX 2013 Base
Acura ILX 2014 Base
Acura ILX 2015 Base
Acura RDX 2013 Base
Acura RDX 2014 Base
Acura RDX 2015 Base
Acura RDX 2016 Base
Acura RDX 2017 Base
Acura RDX 2018 Base
Acura RL 2009 Base
Acura RL 2010 Base
Acura RL 2011 Base
Acura RL 2012 Base
Acura RLX 2014 Base
Acura RLX 2014 Sport Hybrid SH-AWD
Acura RLX 2015 Base
Acura RLX 2016 Base
Acura RLX 2016 Sport Hybrid SH-AWD
Acura RLX 2017 Base
Acura RLX 2017 Sport Hybrid SH-AWD
Acura RLX 2018 Base
Acura RLX 2018 Sport Hybrid SH-AWD
Acura RLX 2019 Base
Acura RLX 2019 Sport Hybrid SH-AWD
Acura TL 2009 Base
Acura TL 2009 SH-AWD
Acura TL 2010 Base
Acura TL 2010 SH-AWD
Acura TL 2011 Base
Acura TL 2011 SH-AWD
Acura TL 2012 Base
Acura TL 2012 SH-AWD
Acura TL 2013 Base
Acura TL 2013 SH-AWD
Acura TL 2014 Base
Acura TL 2014 SH-AWD
Acura TLX 2015 Base
Acura TLX 2015 SH-AWD
Acura TLX 2016 Base
Acura TLX 2016 SH-AWD
Acura TLX 2017 Base
Acura TLX 2017 SH-AWD
Acura TLX 2018 Base
Acura TLX 2018 SH-AWD
Acura TLX 2019 Base
Acura TLX 2019 SH-AWD
Acura TSX 2009 Base
Acura TSX 2010 Base
Acura TSX 2010 V6
Acura TSX 2011 Base
Acura TSX 2011 V6
Acura TSX 2012 Base
Acura TSX 2012 Special Edition
Acura TSX 2012 V6
Acura TSX 2013 Base
Acura TSX 2013 Special Edition
Acura TSX 2013 V6
Acura TSX 2014 Base
Acura TSX 2014 Special Edition
Acura TSX 2014 V6
Acura ZDX 2010 Base
Acura ZDX 2011 Base
Acura ZDX 2012 Base
Acura ZDX 2013 Base
Chrysler 200 2011 Limited
Chrysler 200 2011 LX
Chrysler 200 2011 S
Chrysler 200 2011 Touring
Chrysler 200 2012 Limited
Chrysler 200 2012 LX
Chrysler 200 2012 S
Chrysler 200 2012 Touring
Chrysler 200 2013 Limited
Chrysler 200 2013 LX
Chrysler 200 2013 S
Chrysler 200 2013 Touring
Chrysler 200 2014 Limited
Chrysler 200 2014 LX
Chrysler 200 2014 S
Chrysler 200 2014 Touring
Chrysler 200 2015 C
Chrysler 200 2015 Limited
Chrysler 200 2015 S
Chrysler 200 2016 C
Chrysler 200 2016 Limited
Chrysler 200 2016 S
Chrysler 200 2017 C
Chrysler 200 2017 Limited
Chrysler 200 2017 S
Chrysler 300 2011 Base
Chrysler 300 2011 Limited
Chrysler 300 2012 Base
Chrysler 300 2012 Limited
Chrysler 300 2012 S
Chrysler 300 2013 Base
Chrysler 300 2013 C
Chrysler 300 2013 C Luxury
Chrysler 300 2013 S
Chrysler 300 2014 Base
Chrysler 300 2014 C
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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