High-performance Iridium Spark Plug 4469 LFR5AIX-11 engineered for Korean vehicles ensures precision ignition and fuel efficiency. Ultra-fine iridium tip (0.6mm) with triple-ground electrode design maximizes durability and minimizes voltage requirements. Laser-welded construction prevents corrosion and extends lifespan by 40% over standard plugs. Direct-fit replacement for Hyundai/Kia models including Tucson, Santa Fe, Sportage, and Sorento. Optimized heat range prevents pre-ignition while maintaining cold-start reliability. Nickel-plated shell resists vibration and ensures secure torque installation. Manufactured in ISO-certified facility with automated quality control for consistent gap tolerance (±0.05mm). Ideal for urban commuting, long-distance driving, and extreme temperature conditions. Bulk packaging available for commercial repair shops and fleet maintenance. OEM-equivalent performance at wholesale pricing with global logistics support.