The DENSO Iridium Long Life spark plug, part code KJ20DR-M11, is designed to deliver superior ignition performance and extended service life. Utilizing advanced iridium technology, this spark plug ensures a strong spark for efficient combustion, leading to improved fuel economy and smoother engine operation. Its robust construction is built to withstand demanding engine conditions. This plug is an ideal choice for drivers seeking reliable performance and reduced maintenance intervals. Experience the difference DENSO engineering makes in your vehicle's ignition system.