NGK Iridium IX Spark Plug TR55IX (8 Pack) for CHEVROLET SILVERADO 3500 BASE 2001-2005 8.1L/496

Engine V8, Engine Size 8.1L/496 Engine Family Chevy big block Gen VII Fine wire Iridium center electrode ensures high durability and a consistently stable spark Iridium alloy has an extremely high melting point, perfect for today's high-performance engines Sold In 8 Pack