NGK Iridium IX Spark Plug Set Stock Heat 2006-2014 WRX / 2004-2021 STI / 2005-2009 LGT / 2004-2008 FXT
The Fine Iridium tip ensures high durability and a consistently stable spark. Iridium alloy has extremely high melting point, perfect for today's high-tech, high-performance engines. Trivalent Metal Plating - superior anti-corrosion and anti-seizing properties. Outstanding acceleration, high fuel efficiency and durability. Ultimate design, technology and performance.
Note: Spark Plugs are sold as a set of 4.