This set of Champion RV17YC spark plugs are a great addition to any vehicle's ignition system. Made of high-quality copper, they are designed to ensure reliable and efficient performance. With a manufacturer part number of RV 17YC, these spark plugs are a perfect fit for your vehicle. The brand name Champion is known for its exceptional quality and durability. These spark plugs are no exception, as they are designed to last for a long time. They are compatible with a wide range of vehicles, making them a versatile choice for any driver.