🔧 NGK BKR5EIX-11 Iridium IX Spark Plugs 5464 – Key Features
- Iridium Fine Wire Electrode – Stronger, more precise spark for efficient combustion
- Pre-Set 1.1mm Gap (-11) – Optimized for modern ignition systems (still check it)
- Improved Throttle Response – Smoother acceleration and better drivability
- High Heat Resistance – Ideal for performance and high-temp environments
- Long Service Life – Outlasts copper and standard platinum plugs
🚗 Compatibility
Application Specific (Common Uses Include):
- Honda / Acura 4-cylinder engines
- Toyota / Nissan / Subaru applications
- Many import and domestic engines requiring heat range 5 plugs
(Always verify fitment—because spark plugs are not “close enough” parts.)
Genuine 6 pack NGK Iridium IX 5464 Spark Plug
💡 Why Choose NGK Iridium IX?
Compared to standard plugs, Iridium IX delivers:
- More consistent ignition
- Better fuel efficiency
- Reduced misfires
- Longer lifespan
Perfect for:
- Daily drivers
- Light performance builds
- Engines that demand reliable ignition under load
6 pack NGK Iridium IX 5464 Spark Plug
Genuine NGK Parts
Includes original packaging and hardware
Direct replacement auto parts
Confirm vehicle fitment with Amazon Confirmed Fit
⚙️ Installation Notes
- Check and adjust gap if necessary
- Torque to manufacturer specs
- Replace as a full set for best performance
- Use dielectric grease for coil connections
🏁 Bottom Line
The NGK BKR5EIX-11 (5464) plugs are one of the easiest upgrades you can make for better performance and reliability.
Better spark. Better combustion. Less headache.
Because ignition problems are annoying—and completely avoidable.
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