DENSO Standard U-Groove 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. DENSO Spark Plug
    DENSO Standard U-Groove 3139 K20R-U11 Spark Plug
    Special Price $2.45 Regular Price $3.99
  2. DENSO Spark Plug
    DENSO Standard U-Groove 4086 X22EPR-U9 Spark Plug
    Special Price $2.52 Regular Price $3.99
  3. DENSO Spark Plug
    DENSO Standard U-Groove 4096 X24EPR-U9 Spark Plug
    Special Price $2.52 Regular Price $3.99
  4. DENSO Spark Plug
    DENSO Standard U-Groove 4106 X24GPR-U Spark Plug
    Special Price $2.68 Regular Price $3.99
  5. DENSO Spark Plug
    DENSO Standard U-Groove 5018 QJ16HR-U Spark Plug
    Special Price $2.71 Regular Price $3.99
  6. DENSO Spark Plug
    DENSO Standard U-Groove 5008 MA16PR-U Spark Plug
    Special Price $2.71 Regular Price $3.99
  7. DENSO Spark Plug
    DENSO Standard U-Groove 3179 XU22EPR-U Spark Plug
    Special Price $2.98 Regular Price $3.99
  8. DENSO Spark Plug
    2 pc DENSO Standard U-Groove 4027 W22S-U Spark Plugs
    Special Price $3.52 Regular Price $3.62
  9. DENSO Spark Plug
    2 pc DENSO Standard U-Groove 4052 W27FS-U Spark Plugs
    Special Price $3.74 Regular Price $4.99
  10. DENSO Spark Plug
    2 pc DENSO Standard U-Groove 4012 W14F-U Spark Plugs
    Special Price $3.67 Regular Price $3.77
  11. DENSO Spark Plug
    2 pc DENSO Standard U-Groove 3034 W16FS-U Spark Plugs
    Special Price $3.74 Regular Price $3.84
  12. DENSO Spark Plug
    2 pc DENSO Standard U-Groove 3089 W22EPR-U11 Spark Plugs
    Special Price $3.77 Regular Price $3.87
  13. DENSO Spark Plug
    2 pc DENSO Standard U-Groove 6027 W22MP-U Spark Plugs
    Special Price $3.98 Regular Price $5.99
  14. DENSO Spark Plug
    2 pc DENSO Standard U-Groove 4038 W24FS-U Spark Plugs
    Special Price $3.98 Regular Price $5.99
  15. DENSO Spark Plug
    2 pc DENSO Standard U-Groove 6014 W14LM-U Spark Plugs
    Special Price $3.98 Regular Price $5.99
  16. DENSO Spark Plug
    2 pc DENSO Standard U-Groove 3093 W22ES-U Spark Plugs
    Special Price $3.98 Regular Price $5.99
  17. DENSO Spark Plug
    2 pc DENSO Standard U-Groove 4030 W24ES-U Spark Plugs
    Special Price $3.98 Regular Price $5.99
  18. DENSO Spark Plug
    2 pc DENSO Standard U-Groove 6022 W20M-U Spark Plugs
    Special Price $3.98 Regular Price $5.99
  19. DENSO Spark Plug
    2 pc DENSO Standard U-Groove 3085 W22EP-U Spark Plugs
    Special Price $3.98 Regular Price $5.99
  20. DENSO Spark Plug
    2 pc DENSO Standard U-Groove 6043 W22MPR-U Spark Plugs
    Special Price $4.42 Regular Price $5.99
  21. DENSO Spark Plug
    2 pc DENSO Standard U-Groove 4192 W16FPR-U Spark Plugs
    Special Price $4.42 Regular Price $5.99
  22. DENSO Spark Plug
    2 pc DENSO Standard U-Groove 4025 W22FS-U Spark Plugs
    Special Price $4.42 Regular Price $4.51
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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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