Enter Vehicle Year Make Model

Specify your vehicle's year, make and model to guarantee fit.

Year
Make
Model
Options
Drivetrain

2021 Lexus RX450h Emissions & Sensors

What year is your
Free Same Day Shipping

2021 Lexus RX450h Emissions & Sensors

Filter Results
  • Notify When Available

    VIDEO

    O2 Oxygen Sensor

    Replaces 2021 Lexus RX450h V6 3.5L Upstream Rear O2 Oxygen Sensor TRQ OSA61279

    20 reviews
    Brand: TRQ - OSA61279

    • Sensor Type: Air / Fuel Ratio
    $84.95
    Save 13%
    List $97.95 Save $13.00

    Guaranteed to Fit 2021 Lexus RX450h

    Guaranteed to Fit 2021 Lexus RX450h

  • Notify When Available

    VIDEO

    O2 Oxygen Sensor

    Replaces 2021 Lexus RX450h V6 3.5L Upstream Front O2 Oxygen Sensor TRQ OSA61206

    18 reviews
    Brand: TRQ - OSA61206

    • Sensor Type: Air / Fuel Ratio
    $84.95
    Save 13%
    List $97.95 Save $13.00

    Guaranteed to Fit 2021 Lexus RX450h

    Guaranteed to Fit 2021 Lexus RX450h

  • Notify When Available

    VIDEO

    Kit image

    Replaces 2021 Lexus RX450h V6 3.5L Upstream 2 Piece O2 Oxygen Sensor Set TRQ OSA60279

    4 reviews
    Brand: TRQ - OSA60279

    • Quantity: 2 Piece
    • Kit Includes: (2) Upstream O2 Oxygen Sensors
    $135.95
    Save 10%
    List $150.95 Save $15.00

    Guaranteed to Fit 2021 Lexus RX450h

    Guaranteed to Fit 2021 Lexus RX450h

  • Notify When Available

    VIDEO

    O2 Oxygen Sensor

    Replaces 2021 Lexus RX450h V6 3.5L Downstream Rear O2 Oxygen Sensor TRQ OSA60616

    Brand: TRQ - OSA60616

    $34.95
    Save 34%
    List $52.95 Save $18.00

    Guaranteed to Fit 2021 Lexus RX450h

    Guaranteed to Fit 2021 Lexus RX450h

  • Notify When Available
    Mass Air Flow Sensor - Delphi

    Replaces 2021 Lexus RX450h Mass Air Flow Sensor Delphi AF10658

    Brand: Delphi - AF10658

    $282.95
    Save 48%
    List $543.95 Save $261.00

    Guaranteed to Fit 2021 Lexus RX450h

    Guaranteed to Fit 2021 Lexus RX450h

  • Notify When Available
    MAP Sensor - Delphi

    Replaces 2021 Lexus RX450h Manifold Vacuum Sensor MAP Sensor Delphi PS20086

    Brand: Delphi - PS20086

    Out of Stock

    $ 163.95

    Guaranteed to Fit 2021 Lexus RX450h

    Guaranteed to Fit 2021 Lexus RX450h

Close



Same Day Shipping

Need your part faster? Choose expedited shipping at checkout.

Guaranteed To Fit

Highest quality, direct fit replacement auto parts enforced to the strictest product standards.

USA Customer Support

Exceeding customers' expectations, our team of passionate auto enthusiasts are here to help.

Instructional Video Library

Thousands of how-to auto repair videos to guide you step-by-step through your repair.

Go To Top
Specify your vehicle

Specify your vehicle's year, make and model to guarantee fit.

Year
Make
Model
Options
Drivetrain

If your vehicle isn't listed, close the window to return to search.