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Maximize your luxury SUV’s performance with the NGK Iridium IX Spark Plugs 2015-2019 for Lincoln Navigator V6 3.5L. Designed with advanced Iridium technology, these spark plugs provide superior ignitability, enhanced fuel efficiency, and long-lasting durability for your Navigator’s powerful 3.5L EcoBoost engine.
🔧 Iridium Alloy Electrode – Maximizes wear resistance and extends the service life
🔧 Reliable Ignition – Improves cold starts, throttle response, and overall fuel economy
🔧 Pre-Gapped from Factory – Ready for quick, direct-fit installation
🔧 Built for Turbocharged V6 Engines – Handles high-heat and high-boost conditions
🔧 OEM-Quality Fitment – Meets or exceeds Lincoln factory specifications
✅ Designed for 2015-2019 Lincoln Navigator V6 3.5L EcoBoost models
✅ OEM replacement part for NGK part number 6510 (or equivalent)
✅ Check owner’s manual for proper fitment
Thread Size: 14 mm
Reach: 19 mm
Hex Size: 5/8 inch
Seat Type: Gasket
Resistor: Yes
Center Electrode Tip Material: Iridium
Ground Electrode Tip Material: Nickel Alloy
Pre-Gap Size: 0.030 inches
Center Electrode Core Material: Copper
Manufacturer Heat Range: 7
Enhance your vehicle’s performance with this premium spark plug set! 🔧🚗