Premium Oxygen O2 Sensor engineered for Nissan 370Z & Infiniti Q50, ensuring precise air-fuel ratio monitoring with high-grade ceramic sensing element. Direct-fit replacement part (H8201246037 / 211500-7610) featuring factory-matched connectors for plug-and-play installation. Durable stainless steel housing resists corrosion in extreme temperatures (-40°C to 800°C). Laser-welded seams and triple-layer platinum coating guarantee long-term signal accuracy. Optimized for performance tuning, emissions compliance, and fuel efficiency improvement. Bulk packaging available for auto repair shops and wholesale distributors. ISO 9001 certified with OEM-level precision. Ships globally with 30-day quality assurance.