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NGK Laser Iridium Spark Plugs


NGK Spark Plugs
NGK Laser Iridium Spark Plugs

Product images may differ from actual product appearance.

Superior Ignitability, Stable Idle, and Long Service Life

  • Platinum disc on ground electrode
  • Iridium center electrode tip
  • Smallest tip diameter available
  • Manufacturer-approved design
  • Trivalent metal plating
  • Advanced anticorrosion, antiseizing, and antifouling properties
  • Quicker starts and acceleration
  • Improved fuel economy
  • Lower emissions
  • Quality NGK Spark Plugs
  • Sold individually


  • 75 Products Page: 1 2 3 ... |  Next Results per Page:
    Hot Heat Range

    739-ITR4A15
    Laser Iridium Resistor Spark Plug
  • 14mm x .708" Reach
  • 5/8" Hex
  • Projected
  • Tapered seat
  • Wide gap
  • $10.99
    Ships

    739-IZTR4A11
    Laser Iridium Resistor Spark Plug
  • 14mm x .708" Reach
  • 5/8" Hex
  • Extended projection
  • Tapered seat
  • Wide gap
  • $12.99
    Ships
      739-PTR4B-15
    Laser Iridium Resistor Spark Plug
  • 14mm x 0.708" reach
  • 5/8" hex
  • Projected
  • Tapered seat
  • $11.99
    Ships
    Hot-Medium Heat Range

    739-DILFR5A11
    Laser Iridium Resistor Spark Plug
  • 14mm x 1.04" Reach
  • 5/8" Hex
  • Projected
  • Gasket seat
  • $25.99
    Ships
      739-FR5AP-10
    Laser Iridium Resistor Spark Plug
  • 14mm x 0.750" reach
  • 5/8" hex
  • Gasket Seat
  • $10.99
    Ships

    739-IFR5D10
    Laser Iridium Resistor Spark Plug
  • 14mm x 3/4" Reach
  • 5/8" Hex
  • ISO projected
  • Gasket seat
  • Wide gap
  • $16.99
    Order Today Ships 12/05/14

    739-IFR5E11
    Laser Iridium Resistor Spark Plug
  • 14mm x 3/4" Reach
  • 5/8" Hex
  • ISO projected
  • Gasket seat
  • Wide gap
  • $16.99
    Ships

    739-IFR5G-11K
    Laser Iridium Resistor Spark Plug
  • 14mm x 3/4" Reach
  • 5/8" Hex
  • ISO projected
  • Gasket seat
  • Wide gap
  • $16.99
    Order Today Ships 12/05/14

    739-IFR5G11
    Laser Iridium Resistor Spark Plug
  • 14mm x 3/4" Reach
  • 5/8" Hex
  • ISO projected
  • Gasket seat
  • Wide gap
  • $16.99
    Ships

    739-IFR5J11
    Laser Iridium Resistor Spark Plug
  • 14mm x 3/4" Reach
  • 5/8" Hex
  • ISO projected
  • Gasket seat
  • Wide gap
  • $15.99
    Ships

    739-IFR5L11
    Laser Iridium Resistor Spark Plug
  • 14mm x 3/4" Reach
  • 5/8" Hex
  • Projected
  • Gasket seat
  • $16.99
    Order Today Ships 12/05/14

    739-IFR5N10
    Laser Iridium Resistor Spark Plug
  • 14mm x 3/4" Reach
  • 5/8" Hex
  • ISO projected
  • Gasket seat
  • Wide gap
  • $16.99
    Order Today Ships 12/05/14

    739-IFR5T11
    Laser Iridium Resistor Spark Plug
  • 14mm x 3/4" Reach
  • 5/8" Hex
  • ISO projected
  • Gasket seat
  • Wide gap
  • $12.99
    Order Today Ships 12/05/14

    739-ILTR5A-13G
    Laser Iridium Resistor Spark Plug
  • 14mm x 25mm Reach
  • 5/8" Hex
  • Projected
  • Tapered seat
  • Wide gap
  • $13.99
    Order Today Ships 12/05/14

    739-ILTR5B11
    Laser Iridium Resistor Spark Plug
  • 14mm x 25mm Reach
  • 5/8" Hex
  • Projected
  • Tapered seat
  • Wide gap
  • $11.99
    Ships

    739-ILTR5C11
    Laser Iridium Resistor Spark Plug
  • 14mm x 25mm Reach
  • 5/8" Hex
  • Projected
  • Tapered seat
  • Wide gap
  • $12.99
    Order Today Ships 12/05/14
      739-IZFR5G
    Laser Iridium Resistor Spark Plug
  • 14mm x 0.750" reach
  • 5/8" hex
  • Gasket Seat
  • $16.99
    Order Today Ships 12/05/14

    739-IZFR5J
    Laser Iridium Resistor Spark Plug
  • 14mm x 3/4" Reach
  • 5/8" Hex
  • Projected
  • Gasket seat
  • $16.99
    Order Today Ships 12/05/14

    739-IZFR5K11
    Laser Iridium Resistor Spark Plug
  • 14mm x 3/4" Reach
  • 5/8" Hex
  • ISO extended projection
  • Gasket seat
  • Wide gap
  • Was: $16.99
    Now: $10.99
    Ships

    739-IZTR5B11
    Laser Iridium Resistor Spark Plug
  • 14mm x .708" Reach
  • 5/8" Hex
  • Extended projection
  • Tapered seat
  • Wide gap
  • $9.99
    Ships
      739-PFR5R-11
    Laser Iridium Resistor Spark Plug
  • 14mm x 0.750" reach
  • 5/8" hex
  • Gasket Seat
  • $11.99
    Ships
      739-PZFR5F-11
    Laser Iridium Resistor Spark Plug
  • 14mm x 0.750" reach
  • 5/8" hex
  • Projected
  • Gasket Seat
  • Was: $15.99
    Now: $10.99
    Ships
      739-PZFR5J-11
    Laser Iridium Resistor Spark Plug
  • 14mm x 0.750" reach
  • 5/8" hex
  • Gasket Seat
  • $16.99
    Ships
    Medium Heat Range
      739-BCPR6EP-N-8
    Laser Iridium Resistor Spark Plug
  • 14mm x 3/4" reach
  • 5/8" hex
  • Projected
  • Gasket Seat
  • Each
  • $10.99
    Order Today Ships 12/05/14
      739-BKR6EP-11
    Laser Iridium Resistor Spark Plug
  • 14mm x 0.750" reach
  • 5/8" hex
  • Projected
  • Gasket Seat
  • $10.99
    Order Today Ships 12/05/14

    739-FR6EI
    Laser Iridium Resistor Spark Plug
  • 14mm x 3/4" Reach
  • 5/8" Hex
  • ISO projected
  • Gasket seat
  • $16.99
    Ships

    739-IFR6B-K
    Laser Iridium Resistor Spark Plug
  • 14mm x 3/4" Reach
  • 5/8" Hex
  • ISO projected
  • Gasket seat
  • 2-ground electrode
  • $15.99
    Order Today Ships 12/01/14

    739-IFR6D10
    Laser Iridium Resistor Spark Plug
  • 14mm x 3/4" Reach
  • 5/8" Hex
  • ISO projected
  • Gasket seat
  • Wide gap
  • $13.99
    Ships

    739-IFR6E11
    Laser Iridium Resistor Spark Plug
  • 14mm x 3/4" Reach
  • 5/8" Hex
  • ISO projected
  • Gasket seat
  • Wide gap
  • $20.99
    Ships

    739-IFR6J11
    Laser Iridium Resistor Spark Plug
  • 14mm x 3/4" Reach
  • 5/8" Hex
  • ISO projected
  • Gasket seat
  • Wide gap
  • $16.99
    Order Today Ships 12/05/14

    75 Products Page: 1 2 3 ... |  Next Results per Page: