The Genuine NEW 4-PK DENSO Iridium Long Life OEM Spark Plugs SK20HPR-L11 3433 are high-quality ignition components designed for vehicles. These spark plugs, made by the trusted brand DENSO, feature a platinum material construction for enhanced durability and long-lasting performance. With a focus on efficiency and reliability, these spark plugs are a crucial component in ensuring optimal engine function and overall vehicle performance.