Premium Iridium/Nickel Alloy/Platinum Spark Plug SP 546

Ultra-durable iridium core ensures precise ignition and extended lifespan under extreme temperatures. High-performance nickel alloy shell resists corrosion and dissipates heat efficiently for consistent combustion. Platinum tip enhances fuel efficiency by reducing voltage requirements.

Precision-engineered electrode gap minimizes misfires and maximizes engine power output. OEM-grade construction guarantees seamless compatibility with major automotive brands.

Industrial applications include high-compression engines, turbocharged systems, and marine equipment. Ideal for performance vehicles, agricultural machinery, and power generators demanding reliable spark retention.

Direct factory pricing with bulk order discounts available. Globally shipped from certified warehouses with guaranteed lowest wholesale rates.