High-Performance Iridium Spark Plug for Optimal Engine Efficiency

Engineered with ultra-fine 0.6mm iridium center electrode for precise ignition and extended durability. Laser-welded construction ensures superior heat resistance (up to 1,200°C) and anti-corrosion performance. Multi-angle ground electrode design enhances fuel combustion efficiency, reducing emissions by 15%.

Direct replacement for 5304, 5303, 3764, BKR5EIX-11, FR8DC, RC10YC, and 20+ other models. Compatible with gasoline engines (sedans, SUVs, light trucks). OEM-quality platinum-tipped side electrode prevents misfires in extreme weather (-30°C to 50°C).

Exclusive triple-gasket sealing prevents gas leakage. Pre-gapped at 0.8mm (±0.1mm) for plug-and-play installation. 30,000-mile lifespan – 3x longer than copper plugs. Ideal for urban commuting, towing, and high-RPM driving conditions.

Wholesale bulk pricing available for auto repair shops and distributors. Factory-direct savings with no minimum order. Worldwide shipping with customs-ready documentation.