Precision-Engineered O2 Oxygen Sensor for Mazda vehicles, crafted with premium-grade ceramic element and nickel-plated terminals ensuring flawless signal transmission. Direct OEM replacement (G628-18-861) with identical electrical specs and thread pitch for perfect ECU compatibility. Seamless installation with factory-style connectors and anti-seize brass fittings.

High-temperature alumina housing withstands 900°C exhaust heat while maintaining accurate air/fuel ratio readings. Laser-welded stainless steel shell prevents corrosive gas leakage. Pre-coated with high-dielectric grease for moisture resistance.

Optimal for Mazda CX-5/CX-9/6/3 models (2014-2022) to restore fuel efficiency and eliminate check engine lights. Batch-tested to meet ISO/SAE standards with 0.5% lean/rich mixture tolerance. Ships with OEM-grade PTFE wiring harness.

Wholesale-ready packaging (50pcs/carton) with individual anti-static bags. Global stock availability for bulk fleet purchases. Priced below aftermarket competitors with identical specifications.