The NGK SPARK PLUG - SILZKFR8D7G - 90912 is a high-quality spark plug manufactured in Japan by NGK. Designed for use in vehicles, this spark plug is a reliable and efficient component for ensuring optimal ignition performance. With a manufacturer part number of 90912 and reference OE/OEM number of 41597603, this spark plug is a genuine part suitable for a range of automotive applications. Upgrade your ignition system with this premium NGK spark plug to enhance the overall performance of your vehicle.