NGK have over 80 years of experience in spark plug manufacturing as a world leader in spark plug technology. They have an extensive range of spark plugs, each with their own unique characteristics specifically engineered to its vehicle application, plus they are designed to suit a broad range of vehicles on New Zealand roads. With NGK's dedication to quality, outstanding reliability and state of the art manufacturing techniques, you can rely on NGK Spark Plugs. OEM quality Triple-Gasket sealing process Consistent performance Plug of choice in millions of vehicles We recommend all motorcycle parts are fitted and tested by qualified professionals.