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.

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  1. NGK Standard
    4 pc NGK Standard 5553 BKR6ES-11 Spark Plugs
    Special Price $11.44 Regular Price $15.99
  2. NGK V-Power
    4 pc NGK V-Power 4644 BKR7E Spark Plugs
    Special Price $12.70 Regular Price $17.99
  3. Champion Spark Plug
    8 pc Champion Copper Plus 436 RC12LC4 Spark Plugs
    Special Price $21.44 Regular Price $30.99
  4. NGK Standard
    10 pc NGK Standard 6703 BPMR7A SOLID Spark Plugs
    Special Price $26.64 Regular Price $37.99
  5. NGK V-Power
    8 pc NGK V-Power Spark Plugs for 1993-2010 Ford F-150 4.6L 5.4L 5.8L V8
    Rating:
    100%
    Special Price $29.32 Regular Price $41.99
  6. NGK Standard
    10 pc NGK Standard 7734 BPR5ES Spark Plugs
    Special Price $32.88 Regular Price $46.99
  7. NGK Iridium IX
    4 pc NGK Iridium IX 6510 LTR7IX-11 Spark Plugs
    Special Price $32.46 Regular Price $33.12
  8. Autolite Spark Plug
    6 pc Autolite Xtreme Sport XS61 Spark Plug
    Special Price $36.75 Regular Price $52.99
  9. NGK Spark Plug
    8 pc NGK V-Power Racing 4091 R5671A-7 Spark Plugs
    Rating:
    100%
    Special Price $42.34 Regular Price $59.99
  10. Champion Spark Plug
    8 pc Champion Copper Plus 955M XC12PEPB Spark Plugs
    Special Price $51.73 Regular Price $52.79
  11. NGK Laser Iridium
    4 pc NGK Laser Iridium Spark Plugs for 2016-2020 Honda HR-V 1.8L L4
    Special Price $72.49 Regular Price $103.99
  12. NGK Laser Iridium
    6 pc NGK Laser Iridium Spark Plugs for 2009-2010 Nissan 370Z 3.7L V6
    Rating:
    93%
    Special Price $103.91 Regular Price $147.99
  13. NGK Laser Platinum
    8 pc NGK Laser Platinum 4717 PMR9B Spark Plugs
    Special Price $110.45 Regular Price $157.99
  14. NGK Iridium IX
    16 pc NGK Iridium IX Spark Plugs for 2005-2010 Chrysler 300 6.1L V8
    Special Price $129.27 Regular Price $131.91
  15. NGK Iridium IX
    16 pc NGK Iridium IX Spark Plugs for 2009-2020 Dodge Charger 5.7L V8
    Special Price $131.91 Regular Price $187.99
  16. DENSO Spark Plug
    6 pc DENSO 3491 FK20HBR8 Spark Plugs
    Special Price $92.51 Regular Price $131.99
  17. NGK Spark Plug
    8 pc NGK Ruthenium HX 96355 LFR5AHX Spark Plugs
    Special Price $84.41 Regular Price $86.13
  18. NGK Laser Iridium
    6 pc NGK Laser Iridium Spark Plugs for 2009-2020 Nissan Maxima 3.5L V6
    Rating:
    100%
    Special Price $106.03 Regular Price $150.99
  19. DENSO Spark Plug
    2 pc DENSO Platinum TT 4503 PK16TT Spark Plugs
    Special Price $8.85 Regular Price $12.99
  20. NGK Laser Iridium
    NGK Laser Iridium 4708 CR8EIA-10 Spark Plug
    Special Price $9.02 Regular Price $12.99
  21. NGK Laser Iridium
    NGK Laser Iridium 1312 DIFR6C11 Spark Plug
    Special Price $18.56 Regular Price $26.99
  22. NGK Standard
    6 pc NGK Standard 2120 D8EA Spark Plugs
    Special Price $19.28 Regular Price $27.99
  23. 6 pc NGK Laser Iridium Spark Plugs for 2014-2020 Acura MDX 3.5L V6
    6 pc NGK Laser Iridium Spark Plugs for 2014-2020 Acura MDX 3.5L V6
    Special Price $106.26 Regular Price $151.99
  24. NGK Iridium IX
    16 pc NGK Iridium IX Spark Plugs for 2011-2020 Ram 2500 5.7L 6.4L V8
    Rating:
    100%
    Special Price $129.27 Regular Price $184.99
  25. NGK Iridium IX
    16 pc NGK Iridium IX Spark Plugs for 2009-2010 Dodge Ram 1500 5.7L V8
    Rating:
    100%
    Special Price $129.27 Regular Price $184.99
  26. NGK Racing
    4 pc NGK Racing 4654 R7437-9 Spark Plugs
    Special Price $180.85 Regular Price $257.99
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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
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