AC Spark Plug 41-983 Dual Platinum

The AC Delco 41-983 dual platinum spark plug represents genuine OE engineering backed by General Motors for superior ignition performance. Featuring a copper core paired with double platinum pads on the center electrode, this plug delivers extended service life and consistent firing across demanding driving conditions. The one-piece, fired-in suppressor seal combines three specialized glass types to create a gas-tight barrier that reduces radio frequency interference, regulates spark energy, and withstands compression pressures for proven durability. Designed, engineered, and tested to rigorous GM standards, this OE-validated plug ensures the reliable starting and smooth operation your vehicle demands. Trust the same spark plug technology General Motors installs in their vehicles from the factory.