DENSO Iridium Long Life 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
    6 pc DENSO Spark Plugs for 2007-2011 Lexus GS450h 3.5L V6
    Special Price $102.62 Regular Price $104.72
  2. DENSO Spark Plug
    6 pc DENSO Spark Plugs for 2006 Lexus GS300 3.0L V6
    Special Price $102.62 Regular Price $104.72
  3. DENSO Spark Plug
    6 pc DENSO Spark Plugs for 2007-2016 Toyota Sienna 3.5L V6
    Rating:
    100%
    Special Price $102.62 Regular Price $104.72
  4. DENSO Spark Plug
    6 pc DENSO Spark Plugs for 2014-2016 Infiniti Q70 3.7L V6
    Special Price $109.37 Regular Price $155.99
  5. DENSO Spark Plug
    8 pc DENSO Spark Plugs for 2012 Hyundai Genesis 5.0L V8
    Special Price $111.12 Regular Price $158.99
  6. DENSO Spark Plug
    8 pc DENSO Spark Plugs for 2007-2009 Mercedes-Benz CLK550 5.5L V8
    Special Price $111.12 Regular Price $158.99
  7. DENSO Spark Plug
    6 pc DENSO Spark Plugs for 2014-2016 Infiniti QX50 3.7L V6
    Special Price $111.60 Regular Price $158.99
  8. DENSO Spark Plug
    8 pc DENSO 3483 DXU22HCR-D11S Spark Plugs
    Special Price $129.00 Regular Price $183.99
  9. DENSO Spark Plug
    8 pc DENSO 3442 FXE22HR11 Spark Plugs
    Special Price $126.42 Regular Price $129.00
  10. DENSO Spark Plug
    8 pc DENSO Spark Plugs for 2013-2014 BMW Alpina B7 4.4L V8
    Special Price $147.00 Regular Price $209.99
  11. DENSO Spark Plug
    16 pc DENSO Spark Plugs for 2013-2014 Dodge Durango 5.7L V8
    Special Price $181.20 Regular Price $258.99
  12. DENSO Spark Plug
    16 pc DENSO Spark Plugs for 1999-2000 Mercedes-Benz C43 AMG 4.3L V8
    Special Price $186.57 Regular Price $190.38
  13. DENSO Spark Plug
    DENSO 5090 ZTJ16R10 Spark Plug
    Special Price $7.38 Regular Price $10.99
  14. DENSO Spark Plug
    DENSO 3324 SK16R11 Spark Plug
    Special Price $8.58 Regular Price $11.99
  15. DENSO Spark Plug
    DENSO Spark Plug for 2010 Volvo XC60 3.0L L6
    Special Price $10.93 Regular Price $15.99
  16. DENSO Spark Plug
    DENSO Spark Plug for 2012 Volvo C70 2.5L L5
    Special Price $11.32 Regular Price $15.99
  17. DENSO Spark Plug
    DENSO Spark Plug for 2012 Volvo C30 2.5L L5
    Special Price $11.32 Regular Price $15.99
  18. DENSO Spark Plug
    DENSO 3431 K20PSR-B8 Spark Plug
    Special Price $12.20 Regular Price $16.99
  19. DENSO Spark Plug
    DENSO 3395 SK16PR-L11 Spark Plug
    Special Price $12.20 Regular Price $16.99
  20. DENSO Spark Plug
    DENSO 3422 SKJ16DR-M11 Spark Plug
    Special Price $12.41 Regular Price $17.99
  21. DENSO Spark Plug
    DENSO 3444 SC20HR11 Spark Plug
    Special Price $12.61 Regular Price $17.99
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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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