LAMDA SENSOR 0258007084

OE Reference Numbers
Manufacturer Reference Number
SUBARU 22641AA080
SUBARU 22641AA100
Brand: Bosch
OE reference: 0 258 007 084
Type: Oxygen sensor / Lambda sensor wideband type, LSU 4.2 family
Also known as: LS 7084 / LSU 4.2
This sensor is commonly used across various Subaru petrol engines, especially:
Subaru Impreza GD / GG
Subaru Legacy BE / BH
Subaru Forester SF / SG
Subaru Outback early models
Engines: EJ-series EJ201 / EJ202 / EJ25 etc.
It is typically an upstream pre-cat oxygen sensor used for air-fuel ratio control.
The sensor measures oxygen levels in the exhaust and sends signals to the ECU to:
Adjust fuel mixture air–fuel ratio
Improve fuel economy
Reduce emissions
Protect catalytic converter efficiency
Maintain smooth engine operation
Oxygen Sensor / Lambda Sensor – Part Number OXY-SEN-7084 Bosch 0 258 007 084 / LS 7084.
High-quality wideband oxygen sensor suitable for Subaru petrol engines including Impreza, Legacy, Forester, and Outback models depending on engine variant EJ-series.
This sensor provides accurate air-fuel ratio feedback to the ECU for optimal combustion, improved fuel efficiency, and reduced emissions.
Ideal replacement for faulty oxygen sensors causing check engine light, poor fuel consumption, or drivability issues.
Please verify compatibility by matching OXY-SEN-7084 or Bosch 0 258 007 084 and connector type before purchase