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NGK IRIDIUM IX SPARK PLUGS for 2004-2011 SUBARU WRX/STI - HPTautosport
NGK IRIDIUM IX SPARK PLUGS for 2004-2011 SUBARU WRX/STI - HPTautosport

NGK IRIDIUM IX SPARK PLUGS for 2004-2011 SUBARU WRX/STI

Description

Iridium has a very high melting point that's perfect for high-performance, high-tech engines. It is stronger than any other metal used in spark plugs.

Ultra-fine electrode (thin enough for spark consistency & accuracy, thick enough for max durability & longevity)
Reduces spark voltage requirement
Fuel efficiency & extreme ignitability
Improved throttle response
Outstanding acceleration
Superior antifouling, anticorrosion, and antiseizing properties
Applications: 
  • 2002-2011 WRX STI
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