This product is a OEM Motorcraft SP580 SP580X CYFS12YT4 Iridium Spark Plugs specifically designed for F150 Ecoboost engines. Made with high-quality iridium material, these spark plugs are durable and reliable, ensuring optimal performance and fuel efficiency.rs and a weight of .8 lbs., they are a cost-effective choice for maintaining your vehicle's ignition system. These spark plugs are white in color and are compatible with gasoline fuel type, making them suitable for a variety of vehicles.