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TYPE :41-990 ITEM UPC :808709088998
Experience optimal engine performance with our ACDelco GM Original Equipment 41-990 Double Platinum Spark Plug. Engineered for durability, it features a double platinum point pad on both center and ground electrodes, ensuring consistent voltage demands and reduced wear on your ignition system. The one-piece, fired-in suppressor seal blends three glass types for a gas-tight seal, helping to reduce radio frequency and engine interference, regulate spark plug energy, and protect against compression pressures for long-lasting performance. The pure copper core keeps electrode temperatures cool, maximizing durability and fouling resistance. Designed, engineered, and tested to rigorous standards by GM, these spark plugs are backed by General Motors and designed specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle.