Oxygen Lambda Sensor for BMW X3, X4
Oxygen Lambda Sensor for BMW X3 and X4 – a precise, direct-fit replacement designed to restore accurate air-fuel measurements and keep your BMW running clean and efficient. This heated oxygen sensor is compatible with BMW X3 models from 2000 to 2023 and BMW X4 models from 2019 to 2023, aligning with the OEM part number 11788058648 to ensure a reliable, factory-like fit.
When the exhaust sensor reads the real-time oxygen level in the exhaust stream, your engine control unit can adjust the air/fuel mixture for optimum combustion. A faulty lambda sensor can lead to increased fuel consumption, rough idling, reduced power, and higher emissions. This sensor delivers consistent readings even in cold starts thanks to its heating type design, helping your vehicle reach peak efficiency faster and maintain better performance over time.
This replacements sensor uses proven construction to withstand engine heat and harsh operating conditions, providing durable, long-lasting operation. By choosing an OEM-aligned part number (11788058648 / 11-78-8-058-648), you gain confidence in compatibility and installation, reducing the risk of fitment issues and ensuring your emissions systems stay compliant.
Benefits & Tips
- Restore optimal fuel economy by helping the ECU tune the air-fuel ratio accurately during everyday driving and highway cruising.
- Improve smoothness and responsiveness after replacement, reducing engine hesitations or stumbles caused by a failing sensor.
- Benefit from reliable cold-start performance thanks to the sensor’s heating type, ensuring consistent readings when the engine is cold.
Product specifications
- Brand: IWOKPHD
- Product Type: Oxygen Lambda Sensor (Heated)
- Sensor Type: Piezoelectric
- Part Number / OEM No.: 11788058648
- Alternate OEM/Code: 11-78-8-058-648
- Application: For BMW X3 2000-2023; For BMW X4 2019-2023
- Origin: Mainland China
- Warranty: 2 years (Replacement Warranty)
- Measuring Range: Suitable for BMW X4 2019-2023
- Housing Type: Heating Type
Package includes:
- 1 x Oxygen Lambda Sensor (Part Numbers: 11788058648 / 11-78-8-058-648)
Warnings / Reminders
- Please check the part number carefully to ensure the right fit for your vehicle.
- If you’re unsure which item fits your car, please send the Part Number or the original product photos to confirm before ordering.
- The only 100% reliable way to confirm compatibility is to compare with your original part; we can verify for you and respond within 24 hours.
Language support: Not specified. If available, please refer to product localization options at checkout.
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