NGK 4469 Spark Plug - Intake Side

Reliable Ignition Performance for Multiple Vehicle Makes

The NGK Iridium IX Spark Plug 4469 is engineered to deliver consistent ignition and improved combustion for a wide range of vehicles including Chrysler, Dodge, Toyota, Nissan, and more. Designed with precision materials and specifications, this spark plug supports efficient engine operation and durability.

• Iridium center electrode tip for enhanced durability and ignition
• Taper cut ground electrode tip design for optimized spark exposure
• Copper core center electrode for superior conductivity
• Standard ground configuration with nickel ground electrode core
• Pre-gapped to .044 inches for precise ignition timing
• Flat seat type with 14mm thread diameter and 26.5mm reach
• Non-removable nut electrical terminal for secure connection
• Manufacturer heat range 5 suitable for various engine conditions

About the NGK Iridium IX Spark Plug Line

The Iridium IX Spark Plug line from NGK is designed to provide enhanced ignition performance through the use of a fine iridium center electrode tip. This design improves ignitability and wear resistance compared to conventional spark plugs. The 4469 part number belongs to this line, offering a balance of durability and efficient combustion for secondary ignition systems in many popular vehicle models.

Technical Details and Compatibility

This spark plug features a copper core center electrode that ensures excellent electrical conductivity, paired with an iridium tip for long-lasting performance. The taper cut ground electrode tip design increases spark exposure, promoting better combustion. With a resistance rating of 5000 ohms, it helps reduce electrical noise interference. The flat seat and 14mm thread diameter with a 26.5mm reach make it compatible with a variety of engines. This part is compatible with vehicles such as the Toyota Camry, Nissan Altima, Dodge Charger, Jeep Grand Cherokee, and many others listed under Chrysler, Hyundai, Infiniti, Kia, Mitsubishi, Ram, Scion, Suzuki, and more.

Common Applications and Problem Solving

• Improves engine misfire issues in compatible Chrysler and Dodge models
• Enhances fuel efficiency and throttle response in Toyota and Nissan vehicles
• Reduces ignition system wear in Jeep and Ram trucks
• Supports smooth engine starts and consistent combustion in Hyundai and Kia cars
• Addresses rough idling and poor acceleration symptoms

Installation Notes and Tips

When installing the NGK Iridium IX Spark Plug 4469, ensure the spark plug gap is set to the factory specification of .044 inches if adjustment is necessary. Use a torque wrench to tighten the spark plug to the manufacturer’s recommended torque to avoid damage to the flat seat. The non-removable nut electrical terminal requires a secure connection to the ignition wire. Always inspect the ignition system components for wear or damage during replacement.

Quality Assurance and Warranty

NGK spark plugs are manufactured to meet strict quality standards, ensuring reliable performance and longevity. The Iridium IX Spark Plug 4469 undergoes rigorous testing for durability and electrical consistency. While specific warranty details may vary, NGK typically offers coverage against manufacturing defects. Refer to NGK’s official documentation for warranty terms applicable to this part.