Copper Plus 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. Champion Spark Plug
    Champion Copper Plus 955M XC12PEPB Spark Plug
    Special Price $6.39 Regular Price $6.44
  2. Champion Spark Plug
    Champion Copper Plus 570 RE14MCC4 Spark Plug
    Special Price $2.49 Regular Price $3.99
  3. Champion Spark Plug
    8 pc Champion Copper Plus 570 RE14MCC4 Spark Plugs
    Special Price $24.25 Regular Price $34.99
  4. Champion Spark Plug
    Champion Copper Plus 13 RS14YC6 Spark Plug
    Special Price $2.36 Regular Price $2.99
  5. Champion Spark Plug
    16 pc Champion Copper Plus Spark Plugs for 2003-2008 Dodge Ram 1500 5.7L V8
    Rating:
    100%
    Special Price $49.52 Regular Price $70.99
  6. Champion Spark Plug
    8 pc Champion Copper Plus 344 RC9YC Spark Plugs
    Special Price $21.73 Regular Price $30.99
  7. Champion Spark Plug
    16 pc Champion Copper Plus Spark Plugs for 2011-2019 Ram 1500 5.7L V8
    Rating:
    97%
    Special Price $48.63 Regular Price $68.99
  8. Champion Spark Plug
    6 pc Champion Copper Plus 300 N9YC Spark Plugs
    Rating:
    100%
    Special Price $17.11 Regular Price $23.99
  9. Champion Spark Plug
    2 pc Champion Copper Plus 300 N9YC Spark Plugs
    Rating:
    100%
    Special Price $4.96 Regular Price $6.99
  10. Champion Spark Plug
    2 pc Champion Copper Plus 344 RC9YC Spark Plugs
    Special Price $4.55 Regular Price $6.99
  11. Champion Spark Plug
    8 pc Champion Copper Plus 436 RC12LC4 Spark Plugs
    Special Price $21.44 Regular Price $30.99
  12. Champion Spark Plug
    8 pc Champion Copper Plus 955M XC12PEPB Spark Plugs
    Special Price $51.73 Regular Price $52.79
  13. Champion Spark Plug
    8 pc Champion Copper Plus 14 RJ12YC Spark Plugs
    Special Price $27.57 Regular Price $38.99
  14. Champion Spark Plug
    6 pc Champion Copper Plus 955M XC12PEPB Spark Plugs
    Special Price $40.01 Regular Price $40.83
  15. Champion Spark Plug
    16 pc Champion Copper Plus Spark Plugs for 2004-2008 Dodge Durango 5.7L V8
    Rating:
    80%
    Special Price $48.53 Regular Price $68.99
  16. Champion Spark Plug
    6 pc Champion Copper Plus 438 RC12ECC Spark Plugs
    Rating:
    100%
    Special Price $17.41 Regular Price $24.99
  17. Champion Spark Plug
    8 pc Champion Copper Plus 439 RC12MCC4 Spark Plugs
    Special Price $29.01 Regular Price $40.99
  18. Champion Spark Plug
    16 pc Champion Copper Plus Spark Plugs for 2009-2010 Dodge Ram 1500 5.7L V8
    Rating:
    80%
    Special Price $49.62 Regular Price $70.99
  19. Champion Spark Plug
    16 pc Champion Copper Plus Spark Plugs for 2006-2008 Jeep Commander 5.7L V8
    Rating:
    100%
    Special Price $48.53 Regular Price $68.99
  20. Champion Spark Plug
    2 pc Champion Copper Plus 415 RN9YC Spark Plugs
    Special Price $4.80 Regular Price $6.99
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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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