Subaru Outback Emission Control Sensors
Emission control sensors are a popular pick among Subaru Outback owners here, covering model years 2000–2026 across a range that includes oxygen sensors, air/fuel ratio sensors, knock sensors, MAP sensors, and mass air flow sensors. Select your year above and we'll show only the emission control sensors that fit your Subaru Outback. Fitment is checked against our vehicle data for every part listed.
NGK 24696 NTK Air/Fuel Ratio Sensor Oxygen Sensor 4-Wire M18x1.5
NGK 24664 Air/Fuel Ratio Sensor 4-Wire Heated Oxygen Sensor 18mm
NGK 24598 NTK OE Type Oxygen Sensor O2 Sensor, 4-Wire Heated, 18mm Thread
Representative Photo, actual item may vary
Spectra Premium OS5331 Downstream Oxygen Sensor Narrow-Band Heated O2 Sensor
NGK 24576 NTK Oxygen Sensor O2 Sensor, 4-Wire Heated, 18mm Thread
Representative Photo, actual item may vary
What's here for your Subaru Outback
- Oxygen sensors — including direct-fit and OE replacement styles
- Air/fuel ratio sensors — covering a range of manifold and direct-fit configurations
- Ignition knock (detonation) sensors — available in OE replacement and universal fitments
- Manifold absolute pressure (MAP) sensors — direct-fit and remanufactured options
- Mass air flow sensors — direct-fit and remanufactured units
The widest selection here comes from DENSO, Walker Products, Standard Motor Products, and Delphi. Other categories Subaru Outback owners shop for: Subaru Outback Shocks and Struts, Subaru Outback Springs and Suspension Parts and Subaru Outback Brake Pads and Shoes, or browse all Subaru Outback parts and accessories.
Parts Subaru Outback owners have ordered here include the DENSO 234-4447 Oxygen Sensor 4-Wire Heated Direct Fit 12.72" Lead.