The product is a set of 4 genuine NGK Laser Iridium spark plugs, designed for direct replacement in specific vehicle models. These spark plugs have a heavy-duty direct fit OEM replacement surface finish, ensuring reliable performance. They are interchangeable with various other brands such as Denso, Bosch, and Champion, and are free from core charges. The manufacturer part number for this specific set is 5068, providing high-quality ignition components for car and truck maintenance and repairs.