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.
Very good plugs for moderately modified SR20DET engines. This is one step colder then stock heat range.
These will perform very well on well modifiied KA24DE-T engines. Great for road course with long straight-aways.
*Sold in packs of 4
Ive always used them, they are one of the best simple upgrades to just improve the feel of your car! worth it!