Premium Denso Iridium Spark Plug 5303 IK16 – High-Performance Ignition Solution
Engineered with ultra-fine 0.4mm iridium center electrode for superior durability and precise spark generation. Laser-welded tip ensures consistent performance under extreme temperatures. Optimized for fuel efficiency and reduced emissions, ideal for modern gasoline engines (Toyota, Honda, Nissan, etc.). Patented U-groove ground electrode design enhances flame propagation. Direct factory wholesale pricing, bulk discounts available. Globally shipped, OEM-compatible replacement. Upgrade your vehicle’s ignition with industry-leading Japanese craftsmanship.