NGK Iridium Spark Plugs LFR6AIX-11-6
Iridium spark plugs designed for wider heat range, resist carbon buildup and pre-ignition. Users report smoother idling and improved fuel efficiency in various vehicles
Highlights
- wide heat range
- carbon buildup resistance
- sealed gasket design
Pros
- wide heat range
- resists carbon buildup
- pre-ignition resistance
- patented triple gasket sealing
- easy to install
Cons
- customer mentions value compared to auto store prices
- requires compatible vehicle models
Best For
Features
- Iridium spark plugs for automotive replacement use
- Operates over a wider heat range than ordinary plugs
- Resists carbon buildup and pre-ignition in engines
- Patented triple gasket sealing process prevents combustion gas leakage
