The DENSO Iridium TT spark plug (IXEH20TT) is designed to deliver exceptional performance and durability. Featuring a unique twin-tip design with iridium and platinum, it ensures a powerful spark and resists wear for extended service life. This spark plug is engineered for precise ignition, leading to improved fuel combustion, enhanced throttle response, and a reduction in emissions. Its advanced construction guarantees reliable starting and consistent performance across a wide range of driving conditions. Upgrade your vehicle's ignition system with DENSO's cutting-edge technology. The Iridium TT spark plug is an ideal choice for drivers seeking a balance of performance, efficiency, and long-term reliability.