The product is a set of 4 Motorcraft SP-504 spark plugs designed for Ford vehicles. These standard configuration spark plugs are made of platinum material and are suitable for gasoline fuel type engines. They are manufactured in the United States and have OE/OEM part numbers SP504 AGSF34FM. The interchange part numbers include 41-822, 4511, 4713, 5090, 5325, 7159, 7407, AP5144, and SP-504. These spark plugs are not vintage or performance parts, making them a reliable option for car and truck maintenance.