The product is a set of 8 ACDelco Platinum Spark Plugs with manufacturer part number 25161677. These spark plugs are designed for optimal performance and durability, with a platinum material construction that ensures long-lasting use. The ACDelco brand is well-known for producing high-quality automotive parts, making these spark plugs a reliable choice for maintaining your vehicle's ignition system. Perfect for car and truck owners looking to ensure smooth and efficient engine performance.