NGK 2309 One Step Colder Spark Plugs (Set of 4) - Subaru WRX 2006-2014 / STi 2004-2020 (+Multiple Fitments)

NGK 2309 One Step Colder Spark Plugs (Set of 4) - Subaru WRX 2006-2014 / STi 2004-2020 (+Multiple Fitments)

NGK 2309 One Step Colder Spark Plugs (Set of 4) - Subaru WRX 2006-2014 / STi 2004-2020 (+Multiple Fitments)

2309-4

NGK 2309 One Step Colder Spark Plugs (Set of 4) - Subaru WRX 2006-2014 / STi 2004-2020 (+Multiple Fitments)

$50.00

Product Information
Vehicle Fitment
Warranty

NGK IX Iridium Series plugs were designed specifically for the performance enthusiast.

Fine wire center electrode ensures high durability and a consistently stable spark
Iridium alloy has an extremely high melting point, perfect for today's high-tech, high performance engines
Trivalent metal plating provides superior anti-corrosion and anti-seizing properties
Corrugated ribs prevent flashover
Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer
Copper core aids in heat removal
Triple seals prevent leakage

2006-2014 Subaru WRX
2004-2020 Subaru STi
2004-2008 Subaru Forester XT
2005-2009 Subaru Legacy GT
2006-2009 Subaru Legacy GT Spec B

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