General Motors and most other makes and models. The plugs are made from a pure copper core to ensure maximum heat transfer, which helps reduce the ignition voltage of the vehicle. The plugs can be used in both petrol and diesel engines. The plugs have a spark arrestor built into them for increased durability. The product is available in black or white versions. Notably, these products were launched by ACDelco in 2015.

Original equipment manufacturer and racer approved NGK Spark Plugs have been introduced. The plugs are designed to improve the ignitability and performance over standard nickel plugs. They can be used in all types of vehicles, including hybrids, electric cars, etc. It is also more durable against electrical and chemical wear. Notably, the NGK Spark Plugs were launched in 2015. The new plugs will be available from April 2016. The product has been tested under various conditions including high temperature operating temperatures.

Champion copper plus spark plugs are built to ISO and SAE standards for proven performance. The ‘Copper Plus’ spark plug features a copper core electrode that provides increased conductivity and heat control while delivering good overall wear characteristics. It is also the first of its kind in the world to be manufactured with nickel-free materials. The plug has a lifetime warranty of one year. Notably, it was launched in 2015.