Compatibility: 2004 Nissan Frontier 3.3L 2004 Nissan Xterra 3.3L Q&A: Q:What is Differences Between upstream and downstream O2 Sensor? .
Upstream For 1996-02 Chevrolet Express 1500 2500 o2 02 Oxygen Sensor Pre Cat
50Pack O2 02 Oxygen Sensor M18 X 1.5 Curve Notched Nut Bung Stainless Steel
Upstream & Downstream Air Fuel Ratio O2 02 Oxygen Sensor For 13-17 Nissan Altima
2Pcs O2 02 Oxygen Sensor for Lexus GS350 GS430 GS450H IS250 IS350 Downstream L&R
2pcs O2 02 Oxygen Sensor Direct Fit Upstream Pair for Cadillac Infinity Nissan
For 2004-05 Buick LeSabre 3.8L Upstream and Downstream O2 02 Oxygen Sensor 2pcs