Iridium IX®
Set of 4 NGK Iridium One Step Colder Spark Plugs for Dodge SRT-4 (LZTR6AIX-13)
The Spark Plug
Serious Enthusiasts Rely On
Designed specifically for the performance enthusiast. Iridium IX® offers extreme ignitability, improved throttle response and superior anti fouling
- 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.
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