1A Auto Video Library
Our how-to videos have helped repair over 100 million vehicles.
Enter Vehicle Year Make Model

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

Year
Make
Model
Options
Drivetrain

How to Replace Upstream O2 Sensor 2015-2019 Subaru Outback 25L H4

Created on: 2025-09-04

This video shows you how to install a new upstream o2 sensor from TRQ on your 2015-2019 Subaru Outback (2.5L H4).

Tools needed

  • Sandpaper

    Gloves

    Socket Extensions

    Paper Towels

    O2 Sensor Socket

    Mirror

    Ratchet

    Needle nose pliers

    Trim Tool Set

    Safety Glasses

    Pick

2012 - 2020  Subaru  Impreza
2013 - 2013  Subaru  Forester
2013 - 2013  Subaru  XV Crosstrek
2014 - 2020  Subaru  Forester
2013 - 2019  Subaru  Legacy
2013 - 2019  Subaru  Outback
2016 - 2020  Subaru  Crosstrek
2014 - 2014  Subaru  XV Crosstrek
2015 - 2015  Subaru  XV Crosstrek
2017 - 2020  Toyota  86
2016 - 2016  Toyota  Tacoma
2014 - 2018  Toyota  Avalon
2015 - 2018  Lexus  ES350
2014 - 2017  Toyota  Camry
2016 - 2016  Scion  tC
2016 - 2018  Toyota  Rav4
2015 - 2015  Toyota  Avalon
2016 - 2016  Scion  FR-S
2015 - 2015  Toyota  Camry
2012 - 2015  Toyota  Venza
2013 - 2018  Lexus  ES300h
2012 - 2017  Toyota  Camry
2012 - 2013  Toyota  Camry
2012 - 2016  Toyota  Sienna
2012 - 2014  Toyota  Camry
2011 - 2015  Scion  tC
2011 - 2015  Lexus  RX450h
2011 - 2016  Toyota  Highlander
2014 - 2015  Lexus  RX350
2013 - 2015  Toyota  Venza
2013 - 2013  Toyota  Avalon
2013 - 2018  Toyota  Avalon
2013 - 2015  Toyota  Tacoma
2013 - 2015  Toyota  Rav4
2013 - 2014  Toyota  Avalon
2013 - 2020  Subaru  BRZ
2013 - 2013  Lexus  RX350
2013 - 2014  Lexus  ES350
2013 - 2015  Scion  FR-S

O2 Oxygen Sensor

Toyota Subaru Lexus Scion O2 Oxygen Sensor TRQ OSA61768

Part Details:

  • 18.11 in
  • Square
  • M18x1.5-6e
  • 22 mm
  • Specific
  • 4
  • 18 mm
  • Threaded
  • 4
  • 342 mm
  • Male
  • 460 mm
  • Male
  • Planar
  • Standard Replacement
  • 13.46 in
  • Blade
  • 0.87 in
  • 0.71 in
  • Wide-Band
  • Yes
$84.95
recommended video

How to Replace O2 Oxygen Sensor 1997-2003 Buick LeSabre

Check engine light on? Find out how to replace a bad upstream oxygen (O2) sensor before the catalytic converter with this how-to video

Share on:
Copy URL
Go To Top
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.