-11%
NGK Spark Plugs (USA),Inc. IZFR6K11 Spark Plugs Izfr6K11 4Pack
Special Features
- Laser welded Iridium center electrode tip ensures high durability and greater spark
- Platinum disc welded to backside of ground electrode provides long life
- Longer insulator nose prevents fouling, corrugated ribs on insulator prevents flashover, and the triple gasket seal eliminates combustion gas leakage
- Faster starts and quicker acceleration
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