Premium Double Iridium Core
Engineered with ultra-fine 0.6mm iridium center and ground electrodes for extreme durability and precise spark performance.
Laser-Welded Tip Technology
Patented laser-welded iridium tip ensures consistent ignition, reducing misfires and improving fuel efficiency.
Trivalent Metal Plating
Corrosion-resistant zinc alloy shell with anti-seize coating for reliable performance in high-temperature engines.
OEM-Equivalent Precision
Exact fit for Nissan CA-series engines (e.g., 370Z, Altima) with factory-spec heat range and thread pitch.
Bulk Purchase Advantage
Direct-from-factory wholesale pricing with MOQ discounts for auto repair shops and fleet managers.
Tested Under ISO 9001
Rigorous quality control guarantees 100% genuine NGK certification—no counterfeit risk.