NGK ILZKR7B11 Iridium Spark Plug – High Performance

Upgrade your vehicle's performance with the NGK ILZKR7B11 Laser Iridium Spark Plug, engineered for superior ignition and long-lasting durability. Featuring a laser-welded iridium center electrode and platinum-tipped ground electrode, this premium spark plug delivers exceptional spark intensity, stable idle, and improved fuel efficiency. The smallest iridium/platinum tip diameter ensures slow wear, reducing fouling while maintaining peak performance over time.

Designed with advanced engineering, this NGK spark plug includes a longer insulator nose to prevent fouling, corrugated ribs to reduce flashover risk, and a triple gasket seal for optimal combustion chamber integrity. Benefits include faster engine starts, quicker acceleration, and lower emissions. With a 12mm thread size and 1.25mm pitch, it’s a direct fit for many modern vehicles. The trivalent metal plating enhances anti-corrosion and anti-seizing properties, ensuring reliable operation in demanding conditions.