SK20HR11 3421 Iridium Spark Plugs Replacement For Lexus GX460 Toyota Benz Tundra SET (8)
- Twin-tip technology with 11 mm platinum center electrode and 11 mm titanium enhanced ground electrode.
- Improve fuel economy, better acceleration and faster starts than all other single platinum plugs.
- Purified alumina powder insulator provides exceptional dielectric strength and thermal conductivity, allowing the material to stand up to extreme stress.