High Quality Denso Double Iridium Spark Plug K16r-U11 90919 YZZAE
Precision-engineered with double iridium construction for extended durability and optimal performance. Ultra-fine 0.4mm center electrode ensures faster ignition and superior fuel efficiency. Exclusive laser-welded tip technology minimizes voltage loss, enhancing engine responsiveness in high-performance vehicles. Ideal for modern turbocharged and hybrid engines requiring reliable cold starts. Rigorous OE testing guarantees exact fitment for Denso-compatible models, including Toyota, Lexus, and Subaru. Corrosion-resistant shell with triple-seal gasket prevents leaks under extreme temperatures. Designed for enthusiasts and professional mechanics seeking OEM-grade spark plugs with unmatched longevity—up to 60,000 miles under normal driving conditions. Wholesale pricing available for bulk orders, backed by global logistics support for fast delivery. Upgrade your engine’s efficiency with factory-direct quality.