🔧 NGK LFR5AIX-11 Iridium Spark Plugs 4469 8 Pack – Key Features
- Iridium Fine Wire Center Electrode – Strong, consistent spark for efficient combustion
- 1.1mm Pre-Set Gap (-11) – Optimized for modern ignition systems
- Improved Throttle Response – Smoother acceleration and better drivability
- High Heat Resistance – Ideal for high-load and high-temp conditions
- Extended Service Life – Outlasts copper and standard platinum plugs
Genuine 8 pack NGK Iridium IX 4469 Spark Plug
8 pack NGK Iridium IX 4469 Spark Plug
🚗 Compatibility
Application Specific (Common Uses Include):
- Nissan, Infiniti, Toyota, Honda, and other modern engines
- V6 and V8 engines requiring LFR5AIX-11 specification plugs
(If your engine calls for LFR5AIX-11, this is exactly what it wants—no guessing required.)
Genuine NGK Parts
💡 Why Choose NGK Iridium IX?
Compared to standard spark plugs:
- More consistent ignition performance
- Better fuel efficiency
- Reduced misfires
- Longer service intervals
Perfect for:
- Daily drivers
- Performance street builds
- High-mileage engines needing reliable ignition
Includes original packaging and hardware
Direct replacement auto parts
⚙️ Installation Notes
- Verify gap before installation
- Torque to manufacturer specifications
- Replace all plugs as a full set
- Use dielectric grease on coil boots
🏁 Bottom Line
The NGK LFR5AIX-11 (4469) spark plugs are a simple, effective upgrade for smoother performance, better efficiency, and long-term reliability.
Better spark. Better drive. Less nonsense.


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