The DENSO Iridium TT spark plug (SXE22HQR11S) is engineered for superior ignition and combustion. Its advanced design features a 0.4mm iridium center electrode and a platinum-tipped ground electrode, ensuring a powerful spark and extended service life. This spark plug is designed to provide consistent performance across a wide range of operating conditions. The Iridium TT technology promotes a more complete fuel burn, leading to improved fuel economy and reduced emissions. It is a reliable choice for drivers seeking enhanced engine responsiveness and durability. DENSO's commitment to quality is evident in the precision manufacturing of the SXE22HQR11S. It meets stringent OEM standards, guaranteeing a perfect fit and reliable operation in compatible vehicles. Upgrade your ignition system with this high-performance spark plug for a smoother, more efficient drive.