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
    NGK Standard 3365 CMR6H Spark Plug
    Special Price $3.34 Regular Price $4.99
  2. NGK Spark Plug
    NGK V-Power Racing 6596 R5671A-11 Spark Plug
    Special Price $4.93 Regular Price $6.99
  3. NGK Spark Plug
    NGK Standard 90893 KR9C-G Spark Plug
    Special Price $6.39 Regular Price $8.99
  4. NGK Spark Plug
    NGK V-Power Racing 5238 R5671A-9 Spark Plug
    Special Price $4.67 Regular Price $6.99
  5. NGK Laser Iridium
    NGK Laser Iridium 4212 ILFR6G-E Spark Plug
    Rating:
    90%
    Special Price $14.08 Regular Price $19.99
  6. NGK Laser Iridium
    6 pc NGK Laser Iridium 4462 IZFR6J Spark Plugs
    Rating:
    73%
    Special Price $75.51 Regular Price $107.99
  7. NGK Spark Plug
    NGK Standard 93226 KR9E-G Spark Plug
    Rating:
    100%
    Special Price $6.10 Regular Price $8.99
  8. NGK Laser Iridium
    6 pc NGK Laser Iridium 5887 IZFR5G Spark Plugs
    Rating:
    100%
    Special Price $74.00 Regular Price $105.99
  9. NGK Spark Plug
    NGK V-Power Racing 4554 R5671A-8 Spark Plug
    Special Price $4.93 Regular Price $6.99
  10. NGK Standard
    NGK Standard 3961 BR8ES SOLID Spark Plug
    Special Price $2.65 Regular Price $3.99
  11. NGK Spark Plug
    NGK V-Power Racing 7317 R5724-8 Spark Plug
    Special Price $2.61 Regular Price $3.99
  12. NGK Standard
    NGK Standard 4339 DCPR8E Spark Plug
    Rating:
    100%
    Special Price $3.36 Regular Price $4.99
  13. NGK Spark Plug
    8 pc NGK Standard 93961 LKAR7C-9 Spark Plugs
    Rating:
    100%
    Special Price $64.05 Regular Price $90.99
  14. Champion Spark Plug
    6 pc Champion Iridium 9809 QC8WEP Spark Plugs
    Rating:
    100%
    Special Price $56.37 Regular Price $80.99
  15. DENSO Spark Plug
    DENSO Standard U-Groove 5000 L14-U Spark Plug
    Special Price $2.98 Regular Price $3.99
  16. NGK Iridium IX
    16 pc NGK Iridium IX Spark Plugs for 2011-2021 Ram 1500 5.7L V8
    Rating:
    98%
    Special Price $125.87 Regular Price $179.99
  17. NGK Standard
    NGK Standard 3437 DR9EA Spark Plug
    Special Price $2.65 Regular Price $3.99
  18. NGK Iridium IX
    NGK Iridium IX 4919 BCPR6EIX-11 Spark Plug
    Special Price $8.12 Regular Price $11.99
  19. Champion Spark Plug
    6 pc Champion Iridium 9005 QC10WEP Spark Plugs
    Rating:
    100%
    Special Price $56.09 Regular Price $79.99
  20. Champion Spark Plug
    4 pc Champion Copper Plus 980 XC92YC Spark Plugs
    Special Price $13.71 Regular Price $19.99
  21. NGK Standard
    NGK Standard 4549 CR7HSA Spark Plug
    Special Price $2.65 Regular Price $3.99
  22. NGK V-Power
    NGK V-Power 7558 ZFR5F Spark Plug
    Special Price $2.82 Regular Price $3.99
  23. NGK Iridium IX
    8 pc NGK Iridium IX 6510 LTR7IX-11 Spark Plugs
    Rating:
    100%
    Special Price $60.05 Regular Price $85.99
  24. NGK Iridium IX
    8 pc NGK Iridium IX 6619 LFR6AIX-11 Spark Plugs
    Special Price $61.55 Regular Price $87.99
  25. NGK Standard
    6 pc NGK Standard 3133 BPZ8HS-10 Spark Plugs
    Rating:
    100%
    Special Price $48.71 Regular Price $69.99
  26. Champion Spark Plug
    Champion Platinum 3071 RC12PYC Spark Plug
    Special Price $3.13 Regular Price $3.99
  27. NGK V-Power
    NGK V-Power 4177 TR6 Spark Plug
    Special Price $2.47 Regular Price $3.99
  28. NGK Spark Plug
    NGK V-Power Racing 5820 R5671A-10 Spark Plug
    Special Price $4.67 Regular Price $6.99
  29. Champion Spark Plug
    Champion Copper Plus 570 RE14MCC4 Spark Plug
    Special Price $2.60 Regular Price $3.99
  30. NGK Iridium IX
    NGK Iridium IX 6510 LTR7IX-11 Spark Plug
    Special Price $8.12 Regular Price $11.99
  31. Champion Spark Plug
    Champion Copper Plus 318 RC12MC4 Spark Plug
    Special Price $2.45 Regular Price $3.99
  32. NGK Spark Plug
    NGK V-Power Racing 3354 R5670-8 Spark Plug
    Special Price $4.71 Regular Price $6.99
  33. NGK Laser Iridium
    6 pc NGK Laser Iridium 4212 ILFR6G-E Spark Plugs
    Rating:
    100%
    Special Price $75.72 Regular Price $107.99
  34. NGK Spark Plug
    NGK Standard 93961 LKAR7C-9 Spark Plug
    Rating:
    100%
    Special Price $8.25 Regular Price $11.99
  35. NGK Laser Iridium
    4 pc NGK Laser Iridium 93026 DILKAR8A8 Spark Plugs
    Rating:
    100%
    Special Price $65.38 Regular Price $92.99
  36. Champion Spark Plug
    Champion 694 C53VC Spark Plug
    Special Price $5.07 Regular Price $6.99
  37. NGK Standard
    NGK Standard 1643 LKR7E Spark Plug
    Special Price $7.03 Regular Price $9.99
  38. NGK Standard
    NGK Standard 5881 BKR7EKU Spark Plug
    Special Price $7.08 Regular Price $9.99
  39. NGK Iridium IX
    NGK Iridium IX 8196 DCPR6EIX Spark Plug
    Special Price $7.66 Regular Price $10.99
  40. NGK Standard
    NGK Standard 6578 BPR4ES SOLID Spark Plug
    Special Price $2.47 Regular Price $3.99
  41. NGK V-Power
    NGK V-Power 3346 BR7EF Spark Plug
    Special Price $2.62 Regular Price $3.99
  42. NGK V-Power
    NGK V-Power 2238 TR5 Spark Plug
    Special Price $2.62 Regular Price $3.99
  43. NGK Spark Plug
    NGK Iridium IX 93175 LKR7DIX-11S Spark Plug
    Rating:
    100%
    Special Price $7.84 Regular Price $10.99
  44. NGK Spark Plug
    NGK V-Power Racing 7942 R5672A-10 Spark Plug
    Special Price $4.93 Regular Price $6.99
  45. NGK Standard
    NGK Standard 3923 BPR8ES Spark Plug
    Special Price $2.65 Regular Price $3.99
  46. NGK Standard
    NGK Standard 1049 B8EFS Spark Plug
    Special Price $2.70 Regular Price $3.99
  47. NGK Iridium IX
    NGK Iridium IX 4055 BPR7EIX Spark Plug
    Special Price $7.89 Regular Price $10.99
  48. NGK Laser Iridium
    NGK Laser Iridium 90982 MR7BI-8 Spark Plug
    Special Price $13.80 Regular Price $19.99
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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, Champion, Bosch, Autolite, and E3 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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