Upgrade your vehicle's ignition system with this high-quality ACDelco Professional Iridium Spark Plug. Designed to fit 1996-2008 Buick, Chevy, Oldsmobile, & Pontiac models, this spark plug ensures reliable and efficient engine performance. Its iridium construction provides superior durability and longevity compared to traditional spark plugs. The spark plug is new but the box has been opened & damaged. The plug is in original condition, never used. See photographs and zoom in to view the fine details. With OE/OEM Part Number 41-101 and Manufacturer Part Number 12568387, this ACDelco Pro. Iridium Spark Plug is the perfect replacement for your worn-out spark plug. Keep your vehicle running smoothly and efficiently with this essential component.