- Laser-welded Iridium Electrode: With a precise diameter of 0.6 mm, this spark plug ensures the highest ignition reliability and promotes even combustion for optimal engine performance. - Enhanced Engine Efficiency: Designed for spontaneous gas acceptance, this spark plug maximizes motor output. Please note that excessive heat can lead to potential engine damage, so monitoring is essential. - Integrated Suppression Technology: Each spark plug marked with "R" features built-in 5K Ohm suppressors, effectively reducing electromagnetic interference for smoother operation. - Total Interference Control: Achieve 5K Ohm interference suppression across each cylinder, resulting in a 10K Ohm reduction in light energy loss, which enhances overall engine efficiency. Applications: - Ideal for performance vehicles where reliable ignition is critical for maintaining speed and power. - Suitable for daily drivers that require consistent engine performance and reduced emissions. - Perfect for modified engines that demand high-efficiency spark plugs to handle increased demands. This spark plug combines advanced materials and engineering to deliver reliability and performance in various automotive applications.