Premium O2 Lambda Sensor for BYD Vehicles

High-precision oxygen sensor engineered for optimal fuel efficiency and emission control in BYD models including Dolphin, Haibao, Seal, Yuan PLUS, ATTO 3, Song PLUS, F3, HAN, TANG, and QIN. Features corrosion-resistant stainless steel housing and advanced ceramic sensing element for extreme durability. Direct OE replacement ensures seamless integration with factory ECU systems.

Precision-crafted with laser-welded seams and PTFE-coated wiring harness for vibration resistance and extended lifespan. Ideal for both urban commuting and long-distance driving. Enhances engine performance while reducing harmful exhaust emissions.

100% tested for accuracy in air-fuel ratio measurement. Bulk order discounts available for auto repair shops and fleet managers. Ships globally with industry-leading wholesale pricing.