ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction nickel alloy center electrode with V-groove provides consistent performance.…RECOMMENDED USAGE: Best for vehicles with OE nickel alloy plugs, not recommended on vehicles with factory precious metal plugs.…NGK's OE CERAMIC TECHNOLOGY: High grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance.…SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges.…COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads.…TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal.…Enhanced Ignitability: The V-cut nickel alloy center electrode and concave ground electrode design of NGK V-Power spark plugs provide quicker starts and smoother idle.…OE Application Specific: Engineered specifically for Original Equipment (OE) applications, ensuring compatibility and reliable performance in your vehicle.…Reliable Performance: NGK V-Power spark plugs deliver consistent and reliable performance, making them a dependable choice for maintaining your vehicle's engine efficiency.

Replaces:

• AUTOLITE 3924
• CHAMPION RC144C
• NGK FR4
• NGK 5155