Description
you need to upgrade any factory bushing you can
Part Number: 05110-HDB6
Chrome Neon
Alignment Tool
Subaru OEM Rear Oxygen Sensor Subaru WRX STi 2002-2007 | 22690AA520 Vehicle Make_Audi you need to upgrade anyFor 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
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