NGK 4469 LFR5AIX-11 Iridium IX Spark Plug, 8 Pack
- Iridium IX spark plugs feature a fine iridium tip for improved ignitability and longer life.
- Patented "needle-like" design concentrates the electric field, resulting in improved combustion efficiency.
- Trivalent metal plating prevents fouling and provides excellent anti-seizing properties.
