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Hummer Spark Plugs

Select from our extensive list of Hummer Spark Plugs below. We offer an industry leading 30-day Guarantee so that you can Shop with confidence! Select from the products or categories below to narrow the selection in Spark Plugs for your Hummer.
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20 out of 30 products in Electrical Systems

  • E3 AUTOMOTIVE SPARK PLUGS

    Fits Hummer
    54 Reviews

    AUTOMOTIVE SPARK PLUG. Produces up to 12% more power, reducing fuel consumption up to 13% while cutting harmful toxic emissions up to 58... more

    Priced from:

    $5.95
    Fits the following Hummer Models
    • Hummer H3
    • Hummer H3T

  • NGK IRIDIUM IX OE REPLACEMENT SPARK PLUG

    Fits Hummer

    These lessens the power requirements for spark that allows brighter and stronger spark from the existing ignition system. more

    Priced from:

    $7.82
    Fits the following Hummer Models
    • Hummer H3
    • Hummer H3T

  • BOSCH PLATINUM+4 SPARK PLUG

    Fits Hummer

    These plugs deliver top fuel economy and maximum engine power while having longest service life! more

    Priced from:

    $7.30
    Fits the following Hummer Models
    • Hummer H2
    • Hummer H3

  • BOSCH SPARK PLUG BOSCH SUPER PLUS

    Fits Hummer

    These spark plugs are equipped with a heavy duty yttrium enhanced copper core center electrode for increased resistance against spark erosion... more

    Priced from:

    $3.97
    Fits the following Hummer Models
    • Hummer H2
    • Hummer H3

  • DENSO IRIDIUM POWER OE REPLACEMENT SPARK PLUG

    Fits Hummer

    From the world's leading provider of high quality automotive parts, these plugs are made with patented iridium alloy that is 6 times harder... more

    Priced from:

    $11.13
    Fits the following Hummer Models
    • Hummer H2
    • Hummer H3
    • Hummer H3T

  • DENSO SPARK PLUG

    Fits Hummer

    Denso Spark Plug. The 5-rib design prevents flashover while decreasing voltage loss. Copper glass seal bonds the center electrode and insulator... more

    Priced from:

    $4.99
    Fits the following Hummer Models
    • Hummer H3
    • Hummer H3T

  • CHAMPION PLATINUM POWER SPARK PLUGS

    Fits Hummer

    PLATINUM POWER SPARK PLUGS. Champion Platinum Power spark plugs use a platinum pad welded to a nickel alloy center electrode for long life... more

    Priced from:

    $5.03
    Fits the following Hummer Models
    • Hummer H2
    • Hummer H3
    • Hummer H3T

  • NGK G-POWER SPARK PLUGS

    Fits Hummer

    NGK COMMERCIAL SERIES SPARK PLUGS. Corrugated ribs help prevent "flashover" of spark which can lead to harmful misfires and rob you of... more

    Priced from:

    $5.99
    Fits the following Hummer Models
    • Hummer H2
    • Hummer H3
    • Hummer H3T

  • BOSCH PLATINUM PLUS SPARK PLUG

    Fits Hummer

    Designed to reach operating temperatures faster for quicker starts, better burning and increased fuel efficiency! more

    Priced from:

    $7.36
    Fits the following Hummer Models
    • Hummer H2
    • Hummer H3

  • CHAMPION COPPER PLUS SPARK PLUGS

    Fits Hummer

    COPPER PLUS SPARK PLUGS. Champion Copper Plus spark plugs have been original equipment on a wide variety of engines for many years. Manufacturers... more

    Priced from:

    $3.43
    Fits the following Hummer Models
    • Hummer H2
    • Hummer H3
    • Hummer H3T

  • MOTORCRAFT OE REPLACEMENT SPARK PLUG

    Fits Hummer

    Motorcraft OE Replacement Spark Plug. Designed with superior resources for lasting life. Motorcraft OE Replacement Spark Plug uses the... more

    Priced from:

    $3.84
    Fits the following Hummer Models
    • Hummer H2

  • NGK SPARK PLUG

    Fits Hummer

    NGK OE REPLACEMENT IRIDIUM IX SPARK PLUG. Fine Iridium tip ensures high durability and a consistently stable spark. more

    Priced from:

    $2.23
    Fits the following Hummer Models
    • Hummer H3
    • Hummer H3T

  • DENSO IRIDIUM LONG LIFE OE REPLACEMENT SPARK PLUG

    Fits Hummer

    Constructed with patented iridium alloy which is 6 times harder and 8 times stronger than conventional platinum that makes it capable of... more

    Priced from:

    $8.45
    Fits the following Hummer Models
    • Hummer H2
    • Hummer H3
    • Hummer H3T

  • DENSO DOUBLE PLATINUM OE REPLACEMENT SPARK PLUG

    Fits Hummer

    These are constructed with heavy duty insulator for unmatched dielectric power and thermal conductivity under extreme temperatures. Denso... more

    Priced from:

    $7.66
    Fits the following Hummer Models
    • Hummer H3
    • Hummer H3T

  • AC DELCO IRIDIUM OE REPLACEMENT SPARK PLUG

    Fits Hummer

    AC Delco Iridium OE Replacement Spark Plug. Made of high quality materials. Meets or exceeds OE standards. Consider AC Delco Iridium OE... more

    Priced from:

    $10.09
    Fits the following Hummer Models
    • Hummer H3

  • PULSTAR PULSE PLUGS PLATINUM PULSE SPARK PLUGS

    Fits Hummer

    These spark plugs employ a highly advanced technology that is focused on making every drop of gas burn cleaner than the usual and saving... more

    Clearance

    On sale from:

    $11.74
    $9.95
    Fits the following Hummer Models
    • Hummer H3
    • Hummer H3T

  • BOSCH GLOW PLUG

    Fits Hummer

    Bosch Glow Plug. Completed from excellent grade material to help extend service life. Bosch is the trusted number one global distributor... more

    Priced from:

    $14.98
    Fits the following Hummer Models
    • Hummer H1
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