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BMW M240i Oxygen Sensor Replacement

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  1. ✓ In Stock 2014-2016 BMW M240i Oxygen Sensor (Used OEM)

    2014-2016 BMW M240i Oxygen Sensor (Used OEM)

    Partslink #: OEMG-53683

    For vehicles with the N20 or N26 engine. Fits BMW F10, F15, F30, F32, and F36 chassis.

    Condition: Excellent (A)

    $39.95 View part →
  2. ✓ In Stock 2014-2016 BMW M240i Oxygen Sensor (Used OEM)

    2014-2016 BMW M240i Oxygen Sensor (Used OEM)

    Partslink #: OEMG-35097

    For vehicles with the N20 or N26 engine and automatic transmission. Fits BMW F10, F15, F30, F32, and F36 chassis.

    Condition: Excellent (A)
    Mileage: 172,400 miles

    $49.95 View part →
  3. ✓ In Stock 2014-2021 BMW M240i Upstream Oxygen Sensor (Used OEM)

    2014-2021 BMW M240i Upstream Oxygen Sensor (Used OEM)

    Partslink #: OEMG-46736

    This is a pair of catalytic oxygen sensors. They measure 540mm in length. For vehicles with the N20 or N26 engine. Fits BMW F10, F25, F30, F32, and F36 chassis.

    Condition: Excellent (A)
    Mileage: 89,200 miles

    $49.95 View part →
  4. ✓ In Stock 2014-2016 BMW M240i Oxygen Sensor (Used OEM)

    2014-2016 BMW M240i Oxygen Sensor (Used OEM)

    Partslink #: OEMG-62172

    It is a catalytic oxygen (O2) lambda probe sensor for vehicles with the N55 engine. Fits BMW F10, F15, F22, F30, F32, and F36 chassis.

    Condition: Excellent (A)

    $79.95 View part →
  5. ✓ In Stock 2014-2021 BMW M240i Oxygen Sensor (Used OEM)

    2014-2021 BMW M240i Oxygen Sensor (Used OEM)

    Partslink #: OEMG-47129

    It fits vehicles with the N55 engine only. Fits BMW F10, F15, F22, F30, F32, and F36 chassis.

    Condition: Excellent (A)
    Mileage: 72,100 miles

    $79.95 View part →
  6. ✓ In Stock 2014-2021 BMW M240i Post-Catalyst Oxygen Sensor (Used OEM)

    2014-2021 BMW M240i Post-Catalyst Oxygen Sensor (Used OEM)

    Partslink #: OEMG-38629

    For vehicles with the N55 engine only. Fits BMW F10, F15, F22, F30, F32, and F36 chassis.

    Condition: Excellent (A)
    Mileage: 130,700 miles

    $79.95 View part →
  7. ✓ In Stock 2014-2021 BMW M240i Oxygen Sensor (Used OEM)

    2014-2021 BMW M240i Oxygen Sensor (Used OEM)

    Partslink #: OEMG-37774

    It fits vehicles with the N55 engine only. This part fits BMW F10, F15, F22, F30, F32, and F36 chassis.

    Condition: Excellent (A)

    $79.95 View part →
  8. ✓ In Stock 2014-2021 BMW M240i Pre-Catalyst and Post-Catalyst Oxygen Sensor Set (Used OEM)

    2014-2021 BMW M240i Pre-Catalyst and Post-Catalyst Oxygen Sensor Set (Used OEM)

    Partslink #: OEMG-35964

    For vehicles with the N55 engine (N55B30M0). Fits BMW F10, F22, F30, F32, and F33 chassis.

    Condition: Excellent (A)

    $79.95 View part →
  9. ✓ In Stock 2022-2025 BMW M240i Oxygen Sensor (Used OEM)

    2022-2025 BMW M240i Oxygen Sensor (Used OEM)

    Partslink #: SOX-BM1720

    It fits vehicles with a 2.0L engine.

    Condition: Excellent (A)
    Mileage: 58,300 miles

    $79.95 View part →
  10. ✓ In Stock 2017-2021 BMW M240i Oxygen Sensor (Used OEM)

    2017-2021 BMW M240i Oxygen Sensor (Used OEM)

    Partslink #: OEMG-42600

    Fits BMW F22, F30, F32, F36, G01, and G30 chassis.

    Condition: Excellent (A)
    Mileage: 139,400 miles

    $83.95 View part →
  11. ✓ In Stock 2017-2021 BMW M240i Oxygen Sensor (Used OEM)

    2017-2021 BMW M240i Oxygen Sensor (Used OEM)

    Partslink #: OEMG-43766

    This part is also known as a lambda probe. Fits BMW F22, F30, F32, F36, G01, and G30 chassis.

    Condition: Excellent (A)

    $83.95 View part →
  12. ✓ In Stock 2017-2021 BMW M240i Post-Catalytic Oxygen Sensor (Used OEM)

    2017-2021 BMW M240i Post-Catalytic Oxygen Sensor (Used OEM)

    Partslink #: OEMG-44477

    For vehicles with the B46 engine. Fits BMW F22, F30, F32, F36, G01, and G30 chassis.

    Condition: Excellent (A)
    Mileage: 108,100 miles

    $83.95 View part →
  13. ✓ In Stock 2017-2021 BMW M240i Upstream Oxygen Sensor (Used OEM)

    2017-2021 BMW M240i Upstream Oxygen Sensor (Used OEM)

    Partslink #: OEMG-52819

    This part fits BMW F22, F30, F32, F36, G01, and G30 chassis.

    Condition: Excellent (A)
    Mileage: 126,700 miles

    $83.95 View part →
  14. ✓ In Stock 2017-2021 BMW M240i Oxygen Sensor (Used OEM)

    2017-2021 BMW M240i Oxygen Sensor (Used OEM)

    Partslink #: OEMG-61340

    For vehicles with the B46 engine. Fits BMW F22, F30, F32, F36, G01, and G30 chassis.

    Condition: Excellent (A)

    $83.95 View part →
  15. ✓ In Stock 2022-2025 BMW M240i Oxygen Sensor (Used OEM)

    2022-2025 BMW M240i Oxygen Sensor (Used OEM)

    Partslink #: OEMG-4816

    For vehicles with the B48 or B46B20O1 engine. Fits BMW G01, G02, G30, and G20 chassis.

    Condition: Excellent (A)

    $95.95 View part →
  16. ✓ In Stock 2022-2025 BMW M240i Upstream Oxygen Sensor (Used OEM)

    2022-2025 BMW M240i Upstream Oxygen Sensor (Used OEM)

    Partslink #: SOX-BM1220

    Condition: Excellent (A)
    Mileage: 50,100 miles

    $99.95 View part →
  17. ✓ In Stock 2017-2021 BMW M240i Oxygen Sensor - Downstream (Walker Products)

    2017-2021 BMW M240i Oxygen Sensor - Downstream (Walker Products)

    Partslink #: 350-34673

    B1S2

    $102.36 View part →
  18. ✓ In Stock 2017-2021 BMW M240i Oxygen Sensor - Downstream (Walker Products)

    2017-2021 BMW M240i Oxygen Sensor - Downstream (Walker Products)

    Partslink #: 250-241214

    B1S2

    $122.59 View part →
  19. ✓ In Stock 2017-2021 BMW M240i Oxygen Sensor - Downstream (Bosch)

    2017-2021 BMW M240i Oxygen Sensor - Downstream (Bosch)

    Partslink #: 16139
    $127.02 View part →
  20. ✓ In Stock 2017-2021 BMW M240i Oxygen Sensor - Upstream (Bosch)

    2017-2021 BMW M240i Oxygen Sensor - Upstream (Bosch)

    Partslink #: 17404
    $136.07 View part →
  21. ✓ In Stock 2017-2021 BMW M240i Oxygen Sensor - Upstream (Walker Products)

    2017-2021 BMW M240i Oxygen Sensor - Upstream (Walker Products)

    Partslink #: 350-35112

    B1S1

    $139.98 View part →
  22. ✓ In Stock 2017-2021 BMW M240i Oxygen Sensor - Downstream (Denso)

    2017-2021 BMW M240i Oxygen Sensor - Downstream (Denso)

    Partslink #: 234-8012

    O.E. Quality Direct Fit Replacement Sensor

    $141.45 View part →
  23. ✓ In Stock 2022-2025 BMW M240i Downstream Oxygen Sensor (Used OEM)

    2022-2025 BMW M240i Downstream Oxygen Sensor (Used OEM)

    Partslink #: PB-7888-0000253561

    Condition: Good (B)
    Mileage: 105,000 miles

    $153.95 View part →
  24. ✓ In Stock 2017-2021 BMW M240i Oxygen Sensor - Upstream (Walker Products)

    2017-2021 BMW M240i Oxygen Sensor - Upstream (Walker Products)

    Partslink #: 250-25132

    B1S1

    $155.16 View part →
  25. ✓ In Stock 2017-2021 BMW M240i Oxygen Sensor Set (Pre-Catalytic Converter and Post-Catalytic Converter) (Used OEM)

    2017-2021 BMW M240i Oxygen Sensor Set (Pre-Catalytic Converter and Post-Catalytic Converter) (Used OEM)

    Partslink #: OEMG-1394

    This set includes both the catalytic converter and lambda probe sensors. It fits vehicles with the B58B30M0 engine. Fits BMW G01 chassis.

    Condition: Excellent (A)

    $155.95 View part →
  26. ✓ In Stock 2017-2021 BMW M240i Oxygen Sensor Set (Pre-Catalyst and Post-Catalyst) (Used OEM)

    2017-2021 BMW M240i Oxygen Sensor Set (Pre-Catalyst and Post-Catalyst) (Used OEM)

    Partslink #: OEMG-5422

    Includes both sides. For vehicles with the B58B30M0 engine. Fits BMW F30 chassis.

    Condition: Excellent (A)

    $155.95 View part →
  27. ✓ In Stock 2017-2021 BMW M240i Set of Pre-Catalytic and Post-Catalytic Oxygen Sensors (Used OEM)

    2017-2021 BMW M240i Set of Pre-Catalytic and Post-Catalytic Oxygen Sensors (Used OEM)

    Partslink #: OEMG-5137

    This is a set of oxygen sensors. For vehicles with the B58B30M0 engine. Fits BMW F34 chassis.

    Condition: Excellent (A)

    $155.95 View part →
  28. ✓ In Stock 2017-2021 BMW M240i Oxygen Sensor - Downstream (NGK)

    2017-2021 BMW M240i Oxygen Sensor - Downstream (NGK)

    Partslink #: 25768

    B1S2 OE Equivalent Design

    $183.83 View part →
  29. ✓ In Stock 2022-2025 BMW M240i Upstream and Downstream Oxygen Sensor Set (Used OEM)

    2022-2025 BMW M240i Upstream and Downstream Oxygen Sensor Set (Used OEM)

    Partslink #: PB-9771-0000604689

    Condition: Excellent (A)
    Mileage: 50,000 miles

    $199.95 View part →
  30. ✓ In Stock 2017-2021 BMW M240i Oxygen Sensor - Upstream (Bosch)

    2017-2021 BMW M240i Oxygen Sensor - Upstream (Bosch)

    Partslink #: W0133-4671627
    $206.79 View part →
  31. ✓ In Stock 2017-2021 BMW M240i Oxygen Sensor - Downstream (Bosch)

    2017-2021 BMW M240i Oxygen Sensor - Downstream (Bosch)

    Partslink #: W0133-5278668
    $225.54 View part →
  32. ✓ In Stock 2022-2024 BMW M240i Oxygen Sensor Set (Used OEM)

    2022-2024 BMW M240i Oxygen Sensor Set (Used OEM)

    Partslink #: PB-7888-0000260085

    Condition: Good (B)
    Mileage: 75,000 miles

    $243.95 View part →
  33. ✓ In Stock 2017-2021 BMW M240i Oxygen Sensor - Downstream (NTK)

    2017-2021 BMW M240i Oxygen Sensor - Downstream (NTK)

    Partslink #: W0133-4302733
    $261.12 View part →
  34. ✓ In Stock 2022-2025 BMW M240i Oxygen Sensor (Used OEM)

    2022-2025 BMW M240i Oxygen Sensor (Used OEM)

    Partslink #: BMA-026478

    This is a set of two oxygen sensor assemblies. Fits BMW G20 chassis.

    Condition: Excellent (A)

    $269.95 View part →
  35. ✓ In Stock 2022-2025 BMW M240i Oxygen Sensor - Rear (Used OEM)

    2022-2025 BMW M240i Oxygen Sensor - Rear (Used OEM)

    Partslink #: SOX-BM1D22

    This is a rear lower oxygen sensor.

    Condition: Good (B)
    Mileage: 65,200 miles

    $379.95 View part →
  36. ✓ In Stock 2022-2025 BMW M240i Upstream Oxygen Sensor - Front (Used OEM)

    2022-2025 BMW M240i Upstream Oxygen Sensor - Front (Used OEM)

    Partslink #: SOX-BM1522

    It is for the front upper emission system.

    Condition: Excellent (A)
    Mileage: 29,000 miles

    $509.95 View part →
  37. ✓ In Stock 2022-2025 BMW M240i Oxygen Sensor - Front (Used OEM)

    2022-2025 BMW M240i Oxygen Sensor - Front (Used OEM)

    Partslink #: SOX-BM1D21

    It fits vehicles with the 3.0L engine.

    Condition: Excellent (A)
    Mileage: 83,500 miles

    $509.95 View part →

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Oxygen Sensor Compatibility for BMW M240i

Browse our selection of quality oxygen sensor parts designed specifically for your BMW M240i. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.

Available Trims

Active Tourer · Base · CS · Competition · Edicion 30 Anos · Executive · Gran Tourer Luxury · M Performance Edition · M Sport · Sport · Sport Line

Body Types

Convertible · Coupe · Sedan · Wagon

Engine Options

L3 1.5L · L4 2.0L · L6 3.0L

Transmissions

Automatic · Automatic Dual Clutch · Manual

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