O.E. Quality Universal Replacement Sensor
To 9/2001
O.E. Quality Direct Fit Replacement Sensor
Alternative Fit 1
B2S1 OE Equivalent Design
B2S2 OE Equivalent Design
Exact Fit
O.E. Quality Direct Fit Replacement Sensor
O.E. Quality Direct Fit Replacement Sensor
To 9/2001
O.E. Quality Direct Fit Replacement Sensor
Early Production
O.E. Quality Direct Fit Replacement Sensor
To 9/2001
To 9/2001
To 9/2001
To 9/2001
B1S2 OE Equivalent Design
O.E. Quality Direct Fit Replacement Sensor
B1S1 OE Equivalent Design
Exact Fit
To 9/2001
To 9/2001
Production: 08/01/2000-, White (On Passenger Side Down Stream From Exhaust Manifold)
B2S1 2001.5 Model Year; From 8/2/00 OE Equivalent Design
O.E. Quality Universal Replacement Sensor
B2S2 2001.5 Model Year; From 8/2/00 OE Equivalent Design
Early Production
O.E. Quality Direct Fit Replacement Sensor
Production: 01/01/2000-07/31/2000, White (On Passenger Side Down Stream From Exhaust Manifold)
Blue (On Drivers Side Exhaust Manifold)
Blue (On Drivers Side Exhaust Manifold)
B1S1 2001 Model Year; To 8/1/00 OE Equivalent Design
Except Mid Year Emissions
Production: 08/01/2000-, White (On Passenger Side Down Stream From Exhaust Manifold)
Early Production
B1S2 2001.5 Model Year; From 8/2/00 OE Equivalent Design
Early Production
O.E. Quality Direct Fit Replacement Sensor
B2S2 2001 Model Year; To 8/1/00 OE Equivalent Design
Except Mid Year Emissions
B2S1 2001 Model Year; To 8/1/00 OE Equivalent Design
B1S2 2001 Model Year; To 8/1/00 OE Equivalent Design
Production: 01/01/2000-07/31/2000, Red (On Drivers Side Down Stream From Exhaust Manifold)
O.E. Quality Direct Fit Replacement Sensor
Production: 01/01/2000-07/31/2000, Red (On Drivers Side Down Stream From Exhaust Manifold)
Alternative Fit 1
Production: 01/01/2000-06/30/2001, Blue (On Drivers Side Exhaust Manifold)
Production: 01/01/2000-06/30/2001, Black (On Passenger Side Exhaust Manifold)
Black (On Passenger Side Exhaust Manifold)
Production: 01/01/2000-06/30/2001, Black (On Passenger Side Exhaust Manifold)
Except Mid Year Emissions
Production: 08/01/2000-, White (On Passenger Side Down Stream From Exhaust Manifold)
Mid Year Emissions
Production: 08/01/2000-, White (On Passenger Side Down Stream From Exhaust Manifold)
Production: 01/01/2000-07/31/2000, White (On Passenger Side Down Stream From Exhaust Manifold)
Mid Year Emissions
Production: 08/01/2000-, White (On Passenger Side Down Stream From Exhaust Manifold)
Black (On Passenger Side Exhaust Manifold)
Except Mid Year Emissions
B1S1 OE Equivalent Design
Black (On Passenger Side Exhaust Manifold)
Production: 01/01/2000-07/31/2000, White (On Passenger Side Down Stream From Exhaust Manifold)
Black (On Passenger Side Exhaust Manifold)
O.E. Quality Direct Fit Replacement Sensor
Browse our selection of quality oxygen sensor parts designed specifically for your INFINITI QX4. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
Base
Sport Utility
V6 3.3L · V6 3.5L
Automatic
