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Enhance your luxury sedan’s performance with the NGK Iridium IX Spark Plugs 2017-2018 for Cadillac CT6 L4 2.0L. Designed with Iridium technology, these spark plugs provide exceptional ignitability, improved fuel economy, and long-lasting durability for your CT6’s turbocharged 2.0L engine.
🔧 Iridium Alloy Electrode – Offers maximum wear resistance and extended lifespan
🔧 Optimized Ignition – Improves throttle response, cold starts, and combustion
🔧 Pre-Gapped from Factory – Ready for quick and easy installation
🔧 Built for Turbocharged Engines – Handles high-heat and high-boost conditions
🔧 OEM-Quality Fitment – Meets or exceeds Cadillac factory specifications
✅ Designed for 2017-2018 Cadillac CT6 L4 2.0L 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! 🔧🚗