Skip to Main Content Skip to Footer Links
Error occured! Please reload the page and try again
Choose a Store
Open till 
There are vehicles in your garage

Vehicle added


Find parts for the selected vehicle:

View Vehicles
Are you sure you want to delete this vehicle?

    Add a

    Add a

    Free shipping on all orders.

    Enroll in Speed Perks for more savings.

    Cart is empty!

    Add Something to the cart

    includes estimated shipping

    Denso IK20 Iridium Power Spark Plug

    Part #5304
    Loading ...
    • Product Details

      Part No.5304

      Warranty Details (1 YR REPLACEMENT IF DEFECTIVE)

      This spark plug features a small center electrode (0.4 diameter), a tapered tip, a U-groove design and a special iridium alloy (90% Ir) for powerful performance.

    • Specifications
      • Electrode Core Material:Copper
        Electrode Tip Material:0.4mm Iridium
        Ground Strap Quantity:1
        Insulator Type:Purified Alumina
        Manufacturer Heat Range:20
        Material:0.4mm Iridium
        Reach:3/4 in
        Seat Type:Gasket
        Thread Diameter:14 mm
        Tip Configuration:0.4mm Iridium
        Type:Iridium Power
        Wrench Diameter:5/8 in
    • Read Review
    • Q & A
      Ask a question, get answers from real customers and in-house experts.
    Disclaimer: We strive to keep all information accurate and up-to-date; however, product availability, pricing, promotions and store hours are subject to change without notice. Please contact Customer Care if you have any questions or corrections.