Premium NGK Iridium Platinum Spark Plug PLKR7A 4288
Ultra-durable iridium-platinum alloy ensures extended lifespan and superior ignition performance. Precision laser-welded center electrode minimizes voltage requirements for consistent starts. Triple gasket sealing prevents combustion leaks under high-pressure conditions. Optimized heat range (7) prevents pre-ignition in turbocharged or high-compression engines. Direct OEM replacement for Mercedes-Benz models including C-Class, E-Class, and AMG variants. Exclusive wholesale pricing for bulk orders with guaranteed authenticity. Ships globally with factory-sealed NGK packaging. Ideal for auto workshops, fleet maintenance, and performance tuning specialists. *Note: Cross-reference vehicle compatibility via NGK catalog before purchase.*