Precision Oxygen Sensor 3921022620 for Hyundai & KIA
High-quality NTK/OEM-equivalent sensor ensures accurate air-fuel ratio monitoring. Durable zirconia ceramic element with advanced platinum electrodes for long-lasting performance. Sealed anti-corrosion housing withstands extreme engine heat and vibration. Direct-fit replacement for Hyundai/KIA models—no modifications needed. Restores fuel efficiency, reduces emissions, and prevents engine error codes (P0130-P0135). Laser-welded connectors guarantee secure wiring. Ideal for wholesale buyers: bulk pricing available, compatible with multiple Hyundai/KIA vehicles. Ships globally with OEM-level packaging. Strict quality control meets ISO/TS16949 standards.