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Searching for your parts in the DENSO part catalog is easy. Simply select the type of part you are looking for along with the year/make/model of your U.S. or Canadian vehicle. For vehicles in Latin America, please go here.


    Search for cross reference part numbers for other manufacturers of the parts you're looking for.

    Cross Reference information is provided as a guide only. Please refer to the "Applications" lookup tabs for more detail. Materials and designs will differ among brands, so plugs are not exactly alike. Always check with your OE service manual for proper installation and settings.

    Platinum TT®


      • 1.1mm platinum center electrode
      • Titanium-enhanced alloy ground electrode
      • Minimum-quench electrode design

    Improved fuel economy

    Faster starts

    Enhanced flame propagation for increased engine efficiency

    Free standing firing pad reduces quenching to generate a more powerful spark

    Twin-Tip Design Proves Two Tips are Better Than One!

    The Platinum TT® concept originated from DENSO’s latest original equipment spark plug technology, the Super Ignition Plug (SIP). Until recently, this OE iridium Twin-Tip design could only be found in the most technologically advanced automobiles. But now DENSO is offering this cutting-edge technology in a brand new platinum/titanium design customized for today’s value-minded automotive enthusiasts.

    A Pioneer in Platinum

    DENSO pioneered the use of platinum in spark plug manufacturing. To maximize the longevity and enhance the durability of the spark plug, DENSO applied platinum to both the center and ground electrodes. Platinum offers superior resistance to erosion and corrosion enabling DENSO to create a spark plug capable of consistent performance.


    1. 360° Laser Weld
    2. Platinum Center Electrode
    3. Titanium-enhanced Tip

    Knowledge Base Information Available