Description
The ETS Mitsubishi Evolution X Intake includes a 5
The Khanacooler is engineered as a true straight-fit upgrade
Part #: TR-FPU1005F
All Turbo EJ25 engines
Subaru OEM Rear Oxygen Sensor Subaru STi 2008-2021 | 22690AA850 vendor_3D MAXpider The ETS Mitsubishi Evolution XFor 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
Exchange/Return Notes
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