MASUMA S515IP Original Japan Laser Iridium Spark Plug
High-performance laser-welded iridium center electrode ensures ultra-precise ignition and extended durability. Platinum side electrode reduces voltage requirements for smoother starts and optimal fuel efficiency. Factory-designed resistor suppresses electromagnetic interference, protecting sensitive vehicle electronics. Precision-engineered heat range prevents carbon buildup and pre-ignition in high-stress driving conditions. Direct OEM replacement for Asian, European, and American vehicles—ideal for turbocharged engines, hybrid systems, and daily commuters. Exceeds ISO 9001 standards with genuine Japanese craftsmanship. Exclusive bulk pricing for wholesalers—global shipping with guaranteed lowest trade rates. Stock up on premium ignition components without compromising quality or budget.