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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 27 products in Electrical Systems
  • 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:

    $11.88
    Fits the following Hummer Models
    • Hummer H3
  • 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
  • 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
  • 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:

    $6.34
    Fits the following Hummer Models
    • Hummer H2
    • Hummer H3
  • CHAMPION DOUBLE PLATINUM POWER SPARK PLUGS

    Fits Hummer

    DOUBLE PLATINUM POWER SPARK PLUGS. Champion Double-Platinum Power spark plugs have platinum on both the center and ground electrodes. The... more

    Priced from:

    $8.38
    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:

    $6.91
    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:

    $10.21
    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:

    $13.49
    Fits the following Hummer Models
    • Hummer H2
    • Hummer H3
    • Hummer H3T
  • 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:

    $13.06
    Fits the following Hummer Models
    • Hummer H3
    • Hummer H3T
  • DENSO PLATINUM TT OE REPLACEMENT SPARK PLUG

    Fits Hummer

    Manufactured with a revolutionary twin tip design that delivers improved ignitability for additional power and fuel-efficient combustion... more

    Priced from:

    $8.65
    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:

    $8.13
    Fits the following Hummer Models
    • Hummer H3
    • Hummer H3T
  • E3 DIAMONDFIRE AUTOMOTIVE SPARK PLUGS

    Fits Hummer

    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
  • 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:

    $3.88
    Fits the following Hummer Models
    • Hummer H2
  • 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
  • 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:

    $7.84
    Fits the following Hummer Models
    • Hummer H2
    • Hummer H3
    • Hummer H3T
  • 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:

    $3.42
    Fits the following Hummer Models
    • Hummer H3
    • Hummer H3T
  • PULSTAR 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:

    $10.68
    $9.05
    Fits the following Hummer Models
    • Hummer H3
    • Hummer H3T
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