High-Performance DENSO Spark Plug 5361 IU22
Premium iridium tip ensures superior ignition efficiency and extended lifespan, reducing maintenance frequency. Precision-engineered copper core enhances heat dissipation for optimal engine performance under extreme conditions. Direct OEM replacement for ALFA ROMEO 147 (2000-2010) and Ferrari F355/F50, guaranteeing perfect fit and factory-grade reliability. Compatible with OEM part numbers 46521530 and 60599495. Ideal for high-performance and luxury vehicles, delivering smoother acceleration, improved fuel economy, and reduced emissions. Trusted by professional mechanics and car enthusiasts worldwide. Global wholesale pricing with bulk discounts—stock up for your fleet or retail business. Unmatched durability backed by DENSO’s rigorous quality standards.