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Subaru OEM Rear Oxygen Sensor Subaru WRX STi 2002-2007 | 22690AA520 Ralliart_2009-2017 Constructed from 6061 aluminum with

USD119.45 USD149.45
SKU 7892743509
4.8

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  • USA
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Ships within 48 hours · Estimated delivery Sep 19 - Sep 24

Description

Constructed from 6061 aluminum with TIG-welded seams

(0-2200° F includes K-type Sender

Performance Benefits

flow-formed construction

Subaru OEM Rear Oxygen Sensor Subaru WRX STi 2002-2007 | 22690AA520 Ralliart_2009-2017 Constructed from 6061 aluminum withFor your: Subaru STi 2004 2007 Subaru WRX 2002 2007 Rear O2 Sensor The rear oxygen sensor is used to sense oxygen concentration in the exhaust gas. If the air fuel ratio is leaner than the stoichiometric ratio in the mixture (i. e., excessive amount of air), the exhaust gas contains more oxygen. To the contrary, if the fuel ratio is richer than the stoichiometric ratio, the exhaust gas contains almost no oxygen. Detecting the oxygen concentration in

Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy

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