The New NGK Iridium IX Spark Plugs LFR5AIX-11 (4469) are high-performance spark plugs designed to deliver superior ignition efficiency and enhanced engine performance. Featuring an iridium alloy tip, these spark plugs offer exceptional durability and a more focused spark, ensuring better combustion and improved throttle response. The LFR5AIX-11 plugs are engineered with a tapered cut ground electrode, which helps to reduce quenching and allows for more efficient fuel burning. Ideal for high-performance and modern engines, these NGK Iridium IX spark plugs provide consistent performance, improved fuel efficiency, and longer service life compared to standard plugs. Whether you're looking to enhance your vehicle's performance or simply need a reliable spark plug, the NGK Iridium IX LFR5AIX-11 is an excellent choice.


