Description
Product Overview
NGK Iridium Spark Plugs are designed for racing vehicles, featuring a fine wire iridium tipped center electrode for reliable performance. With a 12mm x 1.25mm thread size, these spark plugs are ideal for high-performance applications.
Usage
NGK Iridium Spark Plugs are suitable for racing vehicles, requiring less voltage to ionize the plug gap. They are designed to provide reliable performance in high-performance applications.

Why Choose Us
NGK is a trusted brand for quality and reliability, offering a range of spark plugs designed for high-performance applications. Our Iridium Spark Plugs feature a fine wire iridium tipped center electrode, providing reliable performance and long-lasting durability.
Key Features
- Reliable performance in high-performance applications
- Fine wire iridium tipped center electrode
- 12mm x 1.25mm thread size
- Requires less voltage to ionize the plug gap
- Long-lasting durability
FAQ
What is the thread size of NGK Iridium Spark Plugs?
The thread size of NGK Iridium Spark Plugs is 12mm x 1.25mm.
Are NGK Iridium Spark Plugs suitable for racing vehicles?
Yes, NGK Iridium Spark Plugs are designed for racing vehicles, offering reliable performance and fine wire iridium tipped center electrodes.
What is the warranty period of NGK Iridium Spark Plugs?
The warranty period of NGK Iridium Spark Plugs is not specified.








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