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NGK Spark Plug Box of 4 (CPR8EAIX-9)

Unleash the full potential of your vehicle with the NGK Iridium IX spark plugs, specifically designed for performance enthusiasts. These spark plugs provide outstanding acceleration, high fuel efficiency, and durability.

With their tapered cut ground electrode, NGK Iridium IX plugs offer improved starting, idling, and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum, making it perfect for today's engines.

  • RECOMMENDED USAGE: Modified or high-performance applications, or as an upgrade to OE nickel alloy spark plugs
  • Outstanding acceleration and high fuel efficiency
  • Improved starting, idling, and throttle response
  • Durable Iridium fine wire center electrode
Make Model Year Type
Honda CB500F 2013 Base
Honda CB500F 2014 Base
Honda CB500F 2015 Base
Honda CB500F 2016 Base
Honda CB500F 2017 Base
Honda CB500F 2018 Base
Honda CB500F 2019 Base
Honda CB500F ABS 2013 Base
Honda CB500F ABS 2013 Base
Honda CB500F ABS 2013 Base
Honda CB500F ABS 2013 Base
Honda CB500F ABS 2013 Base
Honda CB500X 2013 Base
Honda CB500X 2014 Base
Honda CB500X 2015 Base
Honda CB500X 2016 Base
Honda CB500X 2017 Base
Honda CB500X 2018 Base
Honda CB500X 2019 Base
Honda CB500X 2020 Base
Honda CB500X ABS 2013 Base
Honda CB500X ABS 2013 Base
Honda CB500X ABS 2013 Base
Honda CB500X ABS 2013 Base
Honda CB500X ABS 2013 Base
Honda CB500X ABS 2013 Base
Honda CBR500R 2013 Base
Honda CBR500R 2014 Base
Honda CBR500R 2015 Base
Honda CBR500R 2016 Base
Honda CBR500R 2017 Base
Honda CBR500R 2018 Base
Honda CBR500R 2019 Base
Honda CBR500R 2020 Base
Honda CBR500R ABS 2013 Base
Honda CBR500R ABS 2014 Base
Honda CBR500R ABS 2015 Base
Honda CBR500R ABS 2016 Base
Honda CMX500 Rebel 500 2017 Base
Honda CMX500 Rebel 500 2018 Base
Honda CMX500 Rebel 500 2019 Base
Honda CMX500 Rebel 500 2020 Base
Honda CMX500 Rebel 500 ABS 2017 Base
Honda CMX500 Rebel 500 ABS 2017 Base
Honda CRF150F 2006 Base
Honda CRF150F 2007 Base
Honda CRF150F 2008 Base
Honda CRF150F 2009 Base
Honda CRF150F 2012 Base
Honda CRF150F 2013 Base
Honda CRF150F 2014 Base
Honda CRF150F 2015 Base
Honda CRF150F 2016 Base
Honda CRF150F 2017 Base
Honda NCW50 Metropolitan 2016 Base
Honda NCW50 Metropolitan 2016 Base
Honda NCW50 Metropolitan 2016 Base
Honda NCW50 Metropolitan 2016 Base
Honda NT700V 2010 Base
Honda NT700VA ABS 2010 Base
Yamaha FJR1300A 2015 Base
Yamaha FJR1300A 2015 Base
Yamaha FJR1300A 2015 Base
Yamaha FJR1300A 2015 Base
Yamaha FJR1300A ABS 2004 Base
Yamaha FJR1300A ABS 2004 Base
Yamaha FJR1300ES 2014 Base
Yamaha FJR1300ES 2014 Base
Yamaha FJR1300ES 2014 Base
Yamaha FJR1300ES 2014 Base
Yamaha WR450F 2019 Base
Yamaha XC155 SMAX 2015 Base
Yamaha XC155 SMAX 2015 Base
Yamaha XC155 SMAX 2015 Base
Yamaha XC155 SMAX 2015 Base
Yamaha XC155 SMAX 2015 Base
Yamaha YZ450F 2018 Base
Yamaha YZ450F 2019 Base
Yamaha YZ450FX 2019 Base
Yamaha YZ450FX 2020 Base
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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