Premium Iridium Platinum Spark Plug by DENSO
Ultra-fine 0.6mm iridium center electrode ensures precise ignition and superior durability. Laser-welded platinum tip minimizes voltage requirements for faster starts and smoother idling. Direct OEM replacement (224011LA1C, P51R18110, 0041593903) compatible with NGK 90255 and CHAMPION CET13P. Ideal for high-performance engines, turbocharged systems, and fuel-efficient hybrids. Advanced anti-corrosion nickel alloy shell with triple gasket seal prevents gas leakage. Precision-engineered insulator reduces carbon buildup for extended lifespan (up to 2x longer than copper cores). Optimized for extreme conditions: cold starts (-22°F), stop-and-go traffic, and long-haul highway driving. Bulk pricing available for commercial fleets or repair shops. Global wholesale supplier guarantee: factory-direct pricing, bulk discounts, and 100% OEM-quality assurance.