Premium Copper Core with Nickel Alloy Electrode

High-performance MASUMA S201I spark plug ensures optimal ignition efficiency, featuring a durable copper core for superior heat dissipation and nickel alloy electrode for extended lifespan. Precision-engineered ceramic insulator prevents voltage leakage.

Direct Replacement for Top Automotive Brands

Compatible with NGK, DENSO IKH20TT, and major car models including TOYOTA, Honda, Nissan, Subaru, and Ford. Exact fitment guarantees seamless installation without modifications.

Enhanced Combustion & Fuel Efficiency

Laser-welded ground electrode design promotes complete fuel burn, reducing emissions and improving engine responsiveness. Ideal for daily commutes, long-distance travel, and high-performance tuning.

Industrial-Grade Durability

Triple gasket sealing and anti-corrosion plating withstand extreme temperatures (up to 1,500°C) and harsh driving conditions. Perfect for urban traffic, off-road adventures, and cold starts.

Wholesale-Optimized Packaging

Bulk quantities available in OEM-standard protective casing. Cost-effective solution for auto repair shops, dealerships, and fleet managers. Globally compliant with ISO 9001 manufacturing standards.