DRAG SPECIALTIES Iridium Spark Plugs Iridium Spark Plugs - TC/XL PU2103-0231
- Iridium electrode is smaller than a standard electrode; requires less voltage
- Hotter spark and extended spark plug service life compared to conventional plugs
- Has the distinctive black ceramic with red lettering and gold-colored corrosion-protected coating on the metal shell
- Exceeds OEM specifications for plug service life
