Premium Iridium Spark Plug for Superior Engine Performance
High-performance MASUMA S510IP Auto Iridium Spark Plug ensures precise ignition, fuel efficiency, and extended engine life. Engineered with ultra-fine iridium alloy center electrode (0.6mm tip) for exceptional durability and minimal voltage requirement. Double platinum ground electrode resists corrosion, reducing misfires and ensuring stable combustion in harsh conditions. Precision laser welding guarantees consistent heat dissipation and optimal spark energy. Perfect for Toyota, Mitsubishi, and Suzuki models, ideal for city commutes, off-road adventures, and high-speed highway driving. OEM-compatible design for hassle-free installation. Global wholesale pricing—bulk orders unlock unbeatable discounts. Trusted by mechanics and DIY enthusiasts worldwide for reliability and cost-efficiency. Upgrade your engine with professional-grade precision.