ACDelco 41-962 Professional Platinum Spark Plugs,(8)

The one-piece ignition suppressor seal is a mix of three glass types for an airtight seal that helps reduce RF and engine interference, regulates spark plug energy, and protects against compression pressure for long life
Dual platinum dot pads on the center and ground electrodes provide superior durability and consistent voltage requirements, helping to reduce ignition system wear
The pure copper core cools the electrode temperature for maximum durability and stain resistance
Some ACDelco GM Genuine Equipment Parts may have previously appeared as ACDelco Professional