About NGK
NGK Spark Plugs (U.S.A.), Inc. is the largest OE supplier and manufacturer of spark plugs, oxygen sensors and A/F sensors for domestic and import vehicles in North America. With over 80 years of automotive expertise, NGK’s family of automotive products are driven by extreme dedication to innovation, performance, and quality. For decades, NGK application engineers in Wixom, Michigan and Fond du Lac, Wisconsin have collaborated with auto manufacturers to provide technologies fit for the vehicles of the future.