Seller notes

Walker Oxygen Sensor for 750i, 750i xDrive, Alpina B7, M550i xDrive 250-25133 Fitment Chart:YearsMakeModelLitersCylindersFuel TypeNotes2018-2019BMWM550i xDrive4.4LV8GASB1S1; Upstream; Right2018-2019BMWM550i xDrive4.4LV8GASB2S1; Upstream; Left2018-2019BMWM550i xDrive4.4LV8GASUpstream; Right; B1S12018-2019BMWM550i xDrive4.4LV8GASUpstream; Left; B2S12017-2019BMW750i4.4LV8GASB1S1; Upstream; Right2017-2019BMW750i4.4LV8GASB2S1; Upstream; Left2017-2019BMW750i4.4LV8GASUpstream; Right; B1S12017-2019BMW75...

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