Bosch Oxygen Sensor P/N:13404
Bosch 15170 oxygen sensor for the 2010-2012 Subaru Outback H4 2.5L and other vehicles reads the oxygen content of the exhaust and sends air-fuel-ratio feedback to the ECU. This Bosch O2 sensor is a heated, narrow-band, switching-type unit for the downstream position.
A check engine light, rough running or poor fuel economy can mean the sensor is worn. Before you replace the sensor, rule out damaged wiring, an exhaust leak and any other fault the stored codes point to.
The vehicles it fits include the 2006-2010 Subaru Forester H4 2.5L and the 2006-2011 Subaru Impreza H4 2.5L alongside the 2010-2012 Subaru Outback H4 2.5L. If your car is not named here, look up its year and engine in the "Vehicles it fits" section.
Fit and size
Build and materials
One oxygen sensor with its wiring harness. A mounting bracket and additional accessories are not included. This listing is one sensor, and the quantity per vehicle is one.
Is this the right oxygen sensor for the 2006-2011 Subaru Impreza H4 2.5L?
Yes, Bosch 15170 is a downstream oxygen sensor listed for the 2006-2011 Subaru Impreza H4 2.5L, and the application takes one. Other years and models are in the "Vehicles it fits" section.
Does the Bosch 15170 come with a wiring harness?
Yes, this oxygen sensor includes its wiring harness. A mounting bracket and additional accessories are not included.
What thread size and hex size does this oxygen sensor have?
The thread is M18 - 1.5 and the hex size is 22 mm. Length from the sealing surface to the end of the connector is 20.9 in.
Is this Bosch premium oxygen sensor heated?
Yes. This downstream oxygen sensor is a heated narrow-band unit with an integrated heater element, and it reaches operating temperature in under 10 seconds.
What warranty does the Bosch 15170 carry?
Bosch backs the 15170 with a 1-year, unlimited-mileage warranty for non-commercial passenger cars and light trucks.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.