Acura RSX Oxygen Sensor - Select Year

Position: Rear
Direct Fit - At Catalyst Inlet - At Catalyst Outlet - At Catalyst Outlet - California - F23A4 Engine for models w/ Super-Ultra Low Emission system (SULEV). -

Quality: OEM
Position: Front
w/ OE connector - At Catalyst Inlet -

Quality: OEM
Position: Front
w/ OE connector - At Catalyst Inlet -

Quality: OEM
Position: Rear
At Catalyst Outlet -

Position: Rear
At Catalyst Outlet -

Position: Front
At Catalyst Inlet - At exh.Manifold, Catalyst Inlet - At exhaust manifold (upper cat. inlet) for non-Calif. model - At exhaust manifold (upper cat. inlet) on California model. -

Quality: OEM
Position: Front
At Catalyst Inlet - At exh. Manifold, front Catalyst Inlet - At exhaust manifold (upper cat. inlet) on California model. - At exhaust manifold (upper cat. outlet) on non-California model. -

Quality: OEM
Position: Front
At Catalyst Inlet -

Position: Front
At Catalyst Inlet -

Quality: OEM
Position: Front
At Catalyst Inlet -

Position: Front
At Catalyst Inlet -