Premium Laser Double Iridium Spark Plug for High-Performance Engines

Ultra-fine laser-welded iridium center electrode ensures precise ignition and extended durability. Platinum side electrode reduces voltage requirements for smoother starts. Precision-engineered heat range (IZFR6H11) optimized for fuel efficiency and reduced emissions.

Direct-fit replacement for multiple models (4294, FR7KPP33, 6032, DIZF7RH-11) with ISO-certified threading. Advanced Banqiu anti-corrosion coating withstands extreme temperatures. Ideal for turbocharged engines, hybrid vehicles, and high-mileage applications.

Industrial-grade ceramic insulator prevents misfires under heavy load. OEM-spec gap tolerance (0.9-1.1mm) ensures plug-and-play installation. Bulk packaging available for wholesale distributors and repair shop inventories.