Infiniti FX45 Oxygen Sensor - Select Year

Position: Right Lower
Direct Fit - At Catalyst Outlet - At Left Catalyst Outlet (Radiator Side) - At Left Catalyst Outletet (Radiator Side) - At Right Catalyst Outlet - At Upper left Catalyst Outlet (Radiator Side) -

Position: Upper
At exhaust manifold outlet. - At front Catalyst Inlet -

Position: Left Upper
At left exhaust manifold outlet. - Right Catalyst Inlet -

Position: Right Lower
At Catalyst Outlet -

Position: Left Lower
At Catalyst Outlet -