Spark plugs are among the most important parts in an internal combustion engine. Without them, quite simply, the engine wouldn't be able to fire into life, as the spark from the plug is what ignites the air/fuel mixture and gets the engine going. When it comes to reliable, high performance spark plugs capable of firing up every engine from family saloons to Formula One beasts, there's only one name to trust. NGK is a Japanese brand founded in Nagoya in 1936 who have been making spark plugs and engine parts ever since. Now the go-to name when it comes to spark plugs for high performance, fast road and racing cars or motorcycles; NGK spark plugs offer incredible performance and instant ignitability. Developed with the input of some of the world's leading race teams, NGK spark plugs have been fitted to countless race and Championship-winning cars and motorcycles over the years with the technology and expertise from professional racers filtering down to the performance and amateur motorsport market.