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Subaru Ascent Emission Control Sensors
This page brings together emission control sensors for the Subaru Ascent, covering model years 2019–2023. The range is built around direct-fit oxygen sensors sourced from established manufacturers. Pick your Subaru Ascent's year above to narrow the list to emission control sensors with confirmed fitment. Every part shown is checked against our vehicle data.
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Walker Products 350-34169 Oxygen Sensor Direct Fit Narrow Band Flange - 4-Wire w/
Part: 350-34169
Vehicle Specific
$45.77
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Walker Products 350-34825 Oxygen Sensor 4-Wire Direct Fit Narrow-Band
Part: 350-34825
Vehicle Specific
$82.16
In Stock (10+)
What's here for your Subaru Ascent
- Oxygen sensors in direct-fit configurations for 2019–2023 model years
The widest selection here comes from Walker Products, NTK Oxygen Sensors, and Beck/Arnley, three brands known for broad fitment coverage in emission-related components. Other categories Subaru Ascent owners shop for: Subaru Ascent Tires, Subaru Ascent Brake Service Kits and Subaru Ascent Cabin Air Filters, or browse all Subaru Ascent parts and accessories.