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Denso® Cold Type Iridium Long-Life Spark Plug 3403

Denso Cold Type Iridium Long-Life Spark Plug 3403
$9.44
In Stock. Ships in 1-3 Business Days

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  • Specifications
  • Features
  • Vehicle Fitment
  • Specifications

    BrandDenso
    Part Number3403
    Part DescriptionCold Type Iridium Long-Life Spark Plug
    Electrode MaterialIridium
    Gap.031" (0.8 mm)
    Heat Range20
    Hex Size5/8" (16 mm)
    Nominal Gap0.8 mm
    Overall HeightISO
    Reach19 mm (3/4")
    Seat TypeGasket
    Terminal TypeSolid
    Thread Diameter14 mm
    Thread Pitch1.25 mm
    UPC042511034037
    Warning: California’s Proposition 65
  • Features

    Denso Iridium Long-Life™ Spark Plug are featured as follows:
    • Manufactured to enhance the performance of the engine.
    • Engineered with top-quality materials and equipment.
    • Delivers dependable service without any problems.
    • Engineered in conformity with strict industry regulations.
    • Made for performance and durability.
    • Designed using an Iridium alloy with a patent which is six times hardier than a typical one in addition to being eight times stronger compared to a conventional one made of platinum.
    • Can accommodate temperatures above 4,000°F.
    • Offers more horsepower, faster easier starts, fewer misfires under heavy loads, and better conservation of fuel at all times.
    • Uses a new 360° laser-welding method.
    • Fine wire iridium center electrode.
    Denso Iridium Long-Life™ Spark Plug 3403 is an advanced, high performance vehicle part, developed using the best materials and equipment to enhance your engine's efficiency. It has been engineered to offer dependable and trouble-free service while following stringent industry norms. This spark plug is equipped with a fine-wire iridium center electrode, a platinum ground electrode and a 360- degree laser-welded spark tip that can withstand temperatures above 4,000°F. It was the first automotive plug to be made of iridium, a material even better than platinum-that is found in meteorites, and thus it is six times harder, eight times stronger and capable of temperatures that are 1200ºF hotter. Thanks to the Denso Iridium Long-Life™ Spark Plug a car gets extra horsepower; it starts more quickly and easily; there are less misfires under heavy loads; as well as providing better fuel economy at all times.
    DENSO is the world's number one in automotive technology, providing leading vehicle manufacturers with high quality A/C compressors, oxygen sensors and other critical components. These products are designed to meet the most stringent OE requirements and have a never-before-seen performance and durability in the auto parts market. The devotion of DENSO through its creativity and excellence guarantees that their items attain more excellent performance, fuel efficiency and longevity thus being highly preferred by car manufacturers globally.
  • Vehicle Fitment

    Year Make Model Trim Engine
    1994-1995 Alfa Romeo 164All Trims6 Cyl 3.0L
    1992-1993 Audi 100All Trims6 Cyl 2.8L
    1993-1995 Audi 90All Trims6 Cyl 2.8L
    1993-1995 Audi 90 QuattroAll Trims6 Cyl 2.8L
    2006-2007 Audi A3All Trims4 Cyl 2.0L
    2009-2010 Audi A3 QuattroAll Trims4 Cyl 2.0L
    2004-2006 Audi A4All Trims4 Cyl 1.8L
    2005-2009 Audi A4All Trims4 Cyl 2.0L
    2000 Audi A4 QuattroAll Trims4 Cyl 1.8L
    2003-2005 Audi A4 QuattroAll Trims4 Cyl 1.8L
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