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Subaru OEM Rear Oxygen Sensor Subaru STi 2008-2021 | 22690AA850 CM aggressive exhaust note without excessive

SKU: 76830421341
4.5
USD149.00 USD184.00

Pay in 4 interest-free payments of $37.25 Learn more

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Sep 24 - Sep 29

Description

aggressive exhaust note without excessive drone

Part #: 571101

comfortable to drive in and stylish with a bit of aggression in it s curves

designed around their famous Whiteline Plus series polyurethane bushings

Subaru OEM Rear Oxygen Sensor Subaru STi 2008-2021 | 22690AA850 CM aggressive exhaust note without excessiveFor your: Subaru STi 2008 2021 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 exhaust gas using the

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  • Final sale items are not eligible for returns or exchanges.
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