DRAG SPECIALTIES Iridium, spark plug set for Harley Davidson Twin Cam / Sportster

DRAG SPECIALTIES Iridium, spark plug set for Harley Davidson Twin Cam / Sportster

• 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
• compatibility with all Harley Davidson 1999-2017 Twin Cam and 1986-2022 Sportster
• OEM cross reference: 6R12
• sold in pairs