Double Platinum Spark Plug - GM (19301813)

3.4L. Platinum. Vendor:acdelco. Vendor #41-943. Vendor #41-940. One-piece, fired-in suppressor seal blends three glass types for a gas-tight seal that helps reduce radio frequency and engine interference, regulate spark plug energy, and protect against compression pressures for long life Double platinum point pad on center and ground electrode offer excellent durability and consistent voltage demands to help reduce wear on ignition system Approved by US Legal 7/31/19 This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors