Iridium 8 Spark Plugs

NGK spark plugs and DENSO spark plugs, plus those from Autolite, Bosch, and Champion, help maximize engine power and operating performance ride after ride. We carry thousands of spark plugs for everything from Chevy to Ford, Volkswagen to Toyota, all with a 100% fitment guarantee. Browse popular spark plugs including NGK Iridium, NGK Racing, NGK G-Power, and many more replacement spark plugs. Our top-grade Spark Plugs are the key to igniting your ride. Ensure they’re well protected in the Cylinder Head and properly connected via the Coil Boots when replacing them.

NGK spark plugs and DENSO spark plugs, plus those from Autolite, Bosch, and Champion, help maximize engine power and operating performance ride after ride. We carry thousands of spark plugs for everything from Chevy to Ford, Volkswagen to Toyota, all with a 100% fitment guarantee. Browse popular spark plugs including NGK Iridium, NGK Racing, NGK G-Power, and many more replacement spark plugs. Ensure they’re well protected in the Cylinder Head and properly connected via the Coil Boots when replacing them.

Click to Learn MoreClick to Learn More
Select Your Vehicle

Filter By Part Details
View as Grid List

Items 1-48 of 437

Set Ascending Direction
  1. Champion Spark Plug
    8 pc Champion Iridium 9809 QC8WEP Spark Plugs
    Rating:
    100%
    Special Price $72.10 Regular Price $102.99
  2. Champion Spark Plug
    8 pc Champion Iridium 9055 REC12WMPB5 Spark Plugs
    Rating:
    100%
    Special Price $54.26 Regular Price $77.99
  3. Champion Spark Plug
    8 pc Champion Iridium 9034 RC12WEPB5 Spark Plugs
    Special Price $54.77 Regular Price $77.99
  4. Champion Spark Plug
    8 pc Champion Iridium 9005 QC10WEP Spark Plugs
    Special Price $71.28 Regular Price $101.99
  5. Champion Spark Plug
    8 pc Champion Iridium Spark Plugs for 2018-2020 Ford F-150 5.0L V8
    Special Price $55.86 Regular Price $79.99
  6. Champion Spark Plug
    8 pc Champion Iridium 9299 RES8WYPB4 Spark Plugs
    Rating:
    100%
    Special Price $50.40 Regular Price $71.99
  7. Champion Spark Plug
    8 pc Champion Iridium Spark Plugs for 1963-1966 Glas 2600 2.6L V8
    Special Price $65.67 Regular Price $93.99
  8. Champion Spark Plug
    8 pc Champion Iridium 9410 REA12WMPB4 Spark Plugs
    Special Price $50.13 Regular Price $71.99
  9. Champion Spark Plug
    8 pc Champion Iridium 9000 RC10ZWYPB4 Spark Plugs
    Special Price $50.45 Regular Price $71.99
  10. Champion Spark Plug
    8 pc Champion Iridium 9030 REC8WYPB3 Spark Plugs
    Special Price $50.40 Regular Price $51.43
  11. Champion Spark Plug
    8 pc Champion Iridium 9044 REC8WMPB4 Spark Plugs
    Special Price $51.46 Regular Price $73.99
  12. Champion Spark Plug
    8 pc Champion Iridium 9001 RC10WYPB4 Spark Plugs
    Special Price $51.73 Regular Price $73.99
  13. Champion Spark Plug
    8 pc Champion Iridium 9806 RC8WMPB4 Spark Plugs
    Special Price $51.73 Regular Price $73.99
  14. Champion Spark Plug
    8 pc Champion Iridium 9300 RES12WYPB4 Spark Plugs
    Special Price $51.97 Regular Price $73.99
  15. Champion Spark Plug
    8 pc Champion Iridium 9035 REA11WMPB4 Spark Plugs
    Special Price $50.93 Regular Price $51.97
  16. Champion Spark Plug
    8 pc Champion Iridium 9803 RC8WMPB4 Spark Plugs
    Special Price $52.00 Regular Price $73.99
  17. Champion Spark Plug
    8 pc Champion Iridium 9204 RS12WYPB4 Spark Plugs
    Special Price $52.05 Regular Price $73.99
  18. Champion Spark Plug
    8 pc Champion Iridium 9801 RC8WYPB3 Spark Plugs
    Special Price $52.05 Regular Price $73.99
  19. Champion Spark Plug
    8 pc Champion Iridium 9901 RE10WYPB5 Spark Plugs
    Special Price $52.32 Regular Price $74.99
  20. Champion Spark Plug
    8 pc Champion Iridium 9701 RA8WHP Spark Plugs
    Special Price $51.46 Regular Price $52.52
Page
per page

Whether you are looking for a long-lasting performance spark plug, or one for everyday use, Sixity has the NGK, DENSO, and Champion spark plugs you need, at prices you will not find anywhere else.

Spark Plug Features

  • Precision ceramic insulators
  • Corrosion-resistant shell with triple high pressure gas seals
  • Screw or snap-on electrical connectors
  • Pre-installed metal compression gaskets
  • Copper-core electrode cooling
  • Application specific heat-range design
  • Improved cold-starting performance
  • Smooth firing at high or low engine RPM
  • Reduced electrode erosion and long service life
  • Enhanced ignition efficiency and fuel economy
  • Superior anti-fouling characteristics
  • Reduced hot-spark firing voltage requirements
  • Maximum engine horsepower and torque
  • Superior throttle-response, acceleration and WOT performance
  • Precision Laser-welded Iridium electrodes - 6X harder than platinum
  • Precision ceramic insulators
  • Corrosion-resistant shell with triple high pressure gas seals
  • Screw or snap-on electrical connectors
  • Pre-installed metal compression gaskets
  • Copper-core electrode cooling
  • Application specific heat-range design
  • Improved cold-starting performance
  • Smooth firing at high or low engine RPM
  • Reduced electrode erosion and long service life
  • Enhanced ignition efficiency and fuel economy
  • Superior anti-fouling characteristics
  • Reduced hot-spark firing voltage requirements
  • Maximum engine horsepower and torque
  • Superior throttle-response, acceleration and WOT performance
  • Precision Laser-welded Iridium electrodes - 6X harder than platinum
© 2022 Sixity, Inc. Part of Proximity Group, an American-owned and operated online retailer. All Rights Reserved.