This DENSO Iridium spark plug, part code PK20PR11, is engineered for superior ignition performance. Its advanced iridium alloy tip ensures a stable spark and long service life, contributing to consistent engine operation. Designed to meet the demanding requirements of modern engines, this spark plug promotes efficient combustion, leading to improved fuel economy and reduced emissions. The precision manufacturing by DENSO guarantees reliability and optimal performance for your vehicle. Experience the difference of DENSO's cutting-edge ignition technology. This spark plug is a direct fit for many applications, providing a hassle-free replacement and peace of mind.