Premium Iridium Spark Plugs SILZKR7B11 – Engineered for Peak Performance

Ultra-fine 0.7mm laser-welded iridium tip ensures precise spark delivery, reducing misfires and improving fuel efficiency by 5-8%. Direct-fit replacement for Hyundai Elantra/Langdong (MD) 1.8L engines with factory-specified heat range (SILZKR7B11).

Triple-ground electrode design with nickel-plated shell resists corrosion up to 2,500°F, extending lifespan to 60,000+ miles. OE-quality ceramic insulator prevents voltage leakage.

Optimized for city commuting and highway cruising. Includes conductive ruthenium center electrode for quicker cold starts (-22°F). Bulk packaging available for auto repair shops.

Exclusive wholesale pricing – order 50+ units for additional 12% discount. Ships globally from bonded warehouses with OEM-compliant documentation.