The DENSO X22ES-U is an Iridium spark plug engineered to deliver superior ignition performance. Its advanced design promotes a stronger spark, leading to more efficient combustion and improved fuel economy. This spark plug is built for durability and longevity, resisting wear and tear to maintain consistent performance over its service life. It is designed to meet the demanding requirements of modern engines, ensuring reliable starting in all conditions. Experience enhanced engine responsiveness and a smoother running vehicle with the DENSO X22ES-U. It's a direct fit for many applications, providing a straightforward upgrade for your ignition system.