The Champion Iridium Spark Plugs 9002 RC10WMPB4 (QTY 4) are high-quality spark plugs designed for optimal performance in car and truck engines. Manufactured by Champion Spark Plug, a trusted brand in ignition systems, these spark plugs are specifically engineered to provide reliable and efficient spark ignition. With a focus on durability and precision, these spark plugs are a key component in maintaining the performance of vehicles. Whether for everyday use or high-performance racing, these Champion spark plugs offer peace of mind and improved engine function.