Extra Hot Heat Range

NGK Iridium IX Spark Plugs


Iridium IX Spark Plug
  • 14mm x 25mm Reach
  • 5/8" Hex
  • Extended projection
  • Tapered seat
  • .044" Gap
  • Sold Individually
  • $10.97
    $5.99
    ON SALE - $4.98 OFF
    Ships Monday

    NGK Iridium IX Spark Plugs


    Iridium IX Spark Plug
  • 14mm x 3/8" Reach
  • 13/16" Hex
  • Projected
  • Gasket seat
  • Sold Individually
  • $7.10
    Ships Monday

    NGK Iridium IX Spark Plugs


    Iridium IX Spark Plug
  • 14mm x .708" Reach
  • 5/8" Hex
  • Projected
  • Tapered seat
  • Sold Individually
  • $8.99
    $5.99
    ON SALE - $3.00 OFF
    Ships Monday

    NGK Iridium IX Spark Plugs


    Iridium IX Spark Plug
  • 14mm x .460" Reach
  • 5/8" Hex
  • Projected
  • Tapered seat
  • Sold Individually
  • $10.97
    Ships Monday

    NGK Iridium IX Spark Plugs


    Iridium IX Spark Plug
  • 14mm x 3/4" Reach
  • 13/16" Hex
  • Projected
  • Gasket seat
  • Sold Individually
  • $7.21
    $5.99
    ON SALE - $1.22 OFF
    Ships Monday

    NGK Iridium IX Spark Plugs


    Iridium IX Spark Plug
  • 14mm x 3/8" Reach
  • 13/16" Hex
  • Projected
  • Gasket seat
  • .059" Gap
  • Sold Individually
  • $8.99
    $5.99
    ON SALE - $3.00 OFF
    Ships Monday

    NGK Iridium IX Spark Plugs


    Iridium IX Spark Plug
  • 14mm x 3/4" Reach
  • 5/8" Hex
  • ISO projected
  • Gasket seat
  • Sold Individually
  • $9.34
    Ships 08/08/16

    NGK Iridium IX Spark Plugs


    Iridium IX Spark Plug
  • 14mm x .460" Reach
  • 5/8" Hex
  • Projected
  • Tapered seat
  • .059" Gap
  • Sold Individually
  • $7.10
    Ships 08/08/16

    Hot Heat Range

    NGK Iridium IX Spark Plugs


    Iridium IX Spark Plug
  • 14mm x .460" Reach
  • 5/8" Hex
  • Projected
  • Tapered seat
  • Sold Individually
  • $10.97
    Ships Monday

    NGK Iridium IX Spark Plugs


    Iridium IX Spark Plug
  • 14mm x .460" Reach
  • 5/8" Hex
  • Tapered seat
  • Sold Individually
  • $7.10
    Ships Monday

    NGK Iridium IX Spark Plugs


    Iridium IX Spark Plug
  • 18mm x .460" Reach
  • 13/16" Hex
  • Projected
  • Tapered seat
  • Sold Individually
  • $7.21
    Ships Monday

    NGK Iridium IX Spark Plugs


    Iridium IX Spark Plug
  • 14mm x 3/4" Reach
  • 13/16" Hex
  • Projected
  • Gasket seat
  • Sold Individually
  • $8.99
    $5.99
    ON SALE - $3.00 OFF
    Ships Monday

    NGK Iridium IX Spark Plugs


    Iridium IX Spark Plug
  • 14mm x .460" Reach
  • 5/8" Hex
  • Projected
  • Tapered seat
  • .059" Gap
  • Sold Individually
  • $8.99
    $5.99
    ON SALE - $3.00 OFF
    Ships Monday

    NGK Iridium IX Spark Plugs


    Iridium IX Spark Plug
  • 14mm x 3/4" Reach
  • 13/16" Hex
  • Projected
  • Gasket seat
  • .044" Gap
  • Sold Individually
  • $8.99
    $5.99
    ON SALE - $3.00 OFF
    Ships Monday

    NGK Iridium IX Spark Plugs


    Iridium IX Spark Plug
  • 14mm x 25mm Reach
  • 5/8" Hex
  • Projected
  • Tapered seat
  • .044" Gap
  • Sold Individually
  • $6.99
    Ships Monday

    NGK Iridium IX Spark Plugs


    Iridium IX Spark Plug
  • 14mm x 3/4" Reach
  • 13/16" Hex
  • Projected
  • Gasket seat
  • Sold Individually
  • $8.99
    $5.99
    ON SALE - $3.00 OFF
    Ships 08/03/16

    NGK Iridium IX Spark Plugs


    Iridium IX Spark Plug
  • 14mm x .460" Reach
  • 5/8" Hex
  • Tapered seat
  • .059" Gap
  • Sold Individually
  • $8.99
    Ships 08/08/16

    NGK Iridium IX Spark Plugs


    Iridium IX Spark Plug
  • 14mm x 26.5mm Reach
  • 5/8" Hex
  • Projected
  • Gasket seat
  • .044" Gap
  • Sold Individually
  • $7.32
    $5.99
    ON SALE - $1.33 OFF
    Ships Monday

    NGK Iridium IX Spark Plugs


    Iridium IX Spark Plug
  • 14mm x 3/4" Reach
  • 5/8" Hex
  • ISO projected
  • Gasket seat
  • .044" Gap
  • Sold Individually
  • $10.97
    Ships Monday

    NGK Iridium IX Spark Plugs


    Iridium IX Spark Plug
  • 14mm x 25mm Reach
  • 5/8" Hex
  • Extended projection
  • Tapered seat
  • .052" Gap
  • Sold Individually
  • $8.99
    $5.99
    ON SALE - $3.00 OFF
    Ships Monday