High-Quality Iridium Spark Plug – OEM 12120037580

Premium Iridium Alloy Tip
– Engineered with ultra-fine iridium center electrode for superior conductivity, extended durability, and precise ignition performance under extreme temperatures.
Laser-Welded Construction
– Precision laser welding ensures a stable spark gap, reducing misfires and improving fuel efficiency in high-performance engines.
Corrosion-Resistant Shell
– Nickel-plated steel shell with triple gasket seal prevents leaks and withstands harsh engine conditions, ideal for German luxury vehicles.
Direct OEM Replacement
– Exact match for BMW, Mercedes, and other European models (Part# 12120037580), ensuring seamless compatibility and factory-grade reliability.
Optimized for High-Stress Driving
– Designed for turbocharged engines and stop-start city traffic, delivering consistent power and reduced emissions.
Bulk Purchase Advantage
– Wholesale pricing for auto shops and resellers—stock up on premium spark plugs with unbeatable global logistics support.