NGK 6994 Laser Iridium Spark Plug IZFR6K11, 1 Pack 6pcs IRIDIUM IX Spark Plug LFR6AIX 11 NGK For Subaru Toyota Volvo Lexus NGK Iridium Spark Plug Box of 4 (LZTR6AIX 13) NGK Iridium Spark Plug (ILZTR6A8G) Swan Automotive Parts Set of 6 x Genuine NGK Iridium Spark Plug FOR TOYOTA HILUX PRADO. NGK Spark Plugs (U. S. A.), Inc. is the largest OE supplier and manufacturer of spark plugs for domestic and import vehicles in North America. Its OE legacy, unsurpassed quality and leading vehicles in operation coverage reinforces NGK as The Ignition Specialist. With over 80 years of automotive expertise NGK has built a reputation for quality and reliability; manufacturing spark plugs for virtually every automotive, motorcycle, marine and small engine application. We are committed to be the premier partner with our customers, while maintaining original equipment standards for the highest durability and operational performance. With state of the art manufacturing, inventory and distribution facilities in North America and across the globe, NGK is dedicated to providing customers with world class products and services.