Premium Front Oxygen Sensor for BMW 5 Series

Direct OE replacement (11787589139 / 0258017231) with precision-engineered zirconia ceramic core for ultra-responsive air-fuel ratio detection.

Seamless compatibility across 2.0L, 2.0T, 2.5L, and 3.0L engines – exact factory-fit design eliminates check engine lights and optimizes fuel efficiency.

Military-grade stainless steel housing with laser-welded seams withstands extreme exhaust temperatures (up to 900°C) while preventing corrosion.

Hand-assembled with medical-grade PTFE wiring harness for vibration resistance and 100% signal accuracy – crucial for turbocharged models.

Global wholesale pricing: bulk orders receive additional discounts with guaranteed 72-hour worldwide shipping from our bonded warehouses.

Application: Ideal for performance tuning, emission test preparation, or replacing aged sensors causing rough idle/poor acceleration in E60/F10 chassis models.