Champion Truck Plugs?

[NightRunner385]

Just curious, has anyone ever run the "Champion Truck Plug" series of plugs? They are Part Number 4412 for our trucks and are a standard copper plug with a thicker/heavier duty electrode (black and gold colored on the outside).:dontknow:

http://www.amazon.com/Champion-Spark-Plug-4412-Truck/dp/B000CFMDQW