Description
Description
NGK’s 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
Includes 4 spark plugs.
Specs
- Heat range: 7
- Gap: 0.031″ (0.8mm), for boost up to 22 PSI we recommend a gap size of 0.027-0.029″. For boost levels between 23-28 then set the gap to 0.026″.
Applications
- USDM WRX 2.0L 2002-2005 = 1 Step Colder than stock (6 is the stock heat range)
- JDM version 7/8/9 ej207 = stock heat range (factory replacement plug)
- JDM version 7/8/9 ej205 (not ej20x/y) = 1 step colder than factory
- Does not fit JDM ej20x nor ej20y
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