Denso 4505 Spark Plug

Overview of Denso Platinum TT Spark Plug 4505

The Denso Platinum TT spark plug 4505 is engineered for reliable ignition performance in a wide range of vehicles including Toyota Camry, Nissan Altima, and Jeep Grand Cherokee. Designed with advanced materials and a twin-tip ground electrode, this spark plug supports efficient combustion and consistent engine operation.

• Titanium enhanced twin-tip ground electrode design
• Platinum center electrode tip for durability
• Copper core center electrode for improved conductivity
• Flat seat type with 14mm thread diameter and 26.5mm reach
• Manufacturer heat range 16 and 1.0mm pre-gap size

Technical Features and Specifications

The Denso Platinum TT 4505 spark plug features a unique twin-tip ground electrode enhanced with titanium, which helps maintain stable spark and reduces electrode wear. The center electrode is constructed with a copper core for excellent thermal conductivity, topped with a platinum tip to extend service life. The single ground electrode uses nickel as the core material, providing durability under high temperatures. With a 1.0mm pre-gap and a flat seat design, this spark plug ensures proper sealing and optimal ignition in compatible engines. The 16mm hex size allows for straightforward installation and removal.

About the Platinum TT Product Line

The Platinum TT line from Denso focuses on secondary ignition components that combine platinum durability with twin-tip electrode technology. This design aims to improve ignition reliability and longevity compared to standard spark plugs. The 4505 model exemplifies this approach by integrating advanced materials and electrode configurations suitable for various makes and models.

Compatible Vehicles and Applications

This spark plug is compatible with multiple makes and models, including Chrysler 300, Dodge Charger, Hyundai Sonata, Infiniti G35, Kia Optima, Lexus ES300h, Mitsubishi Outlander, Nissan Pathfinder, Ram 1500, Scion tC, Suzuki SX4, and Toyota 4Runner among others. It is designed to address ignition issues such as:

• Engine misfires and rough idling
• Reduced fuel efficiency
• Difficulty starting the engine
• Inconsistent acceleration
• Increased emissions

Installation Notes and Tips

When installing the Denso Platinum TT 4505 spark plug, ensure the engine is cool to prevent damage. Use a torque wrench to tighten the spark plug to the manufacturer’s specifications to avoid over-tightening or under-tightening. Verify the pre-gap size of 1.0mm before installation, adjusting if necessary. The 16mm hex size fits standard spark plug sockets, facilitating installation in tight engine compartments.

Quality Assurance and Warranty

Denso manufactures the Platinum TT spark plug 4505 to meet OEM standards for ignition components. The use of high-quality materials such as platinum and copper ensures durability and consistent performance. While specific warranty details may vary, Denso products typically come with a limited warranty covering defects in materials and workmanship.