The BMW Genuine Oxygen Sensor is a direct-fit replacement for BMW 3 Series 2.0L Turbo Petrol models built from 2017 to 2025. The Stainless Steel sensing element is protected by a laser-welded stainless housing rated to continuous exhaust temperature. Clear stored fault codes with a scan tool after replacement, and allow the adaptive fuel trims to relearn. Operating range covers ambient to approximately 85 degrees Celsius. Fitting is a straightforward workshop job and no coding or calibration is needed. We recommend fitting by a qualified technician and following the manufacturer's torque specifications. Every unit is supplied new with a 2 Years / 40,000 km warranty against manufacturing defect.