Description:

Compatible with or fits: (Note: Rear; Position: Downstream Rear) 2004 - 2006 Nissan Altima 3.5L V6 VQ35DE FI Naturally Aspirated. Compatible with or fits: (Note: Bank: 1; Sensor: 2; Position: Downstream) 2004 - 2006 Nissan Altima 2.5L 4 Cyl QR25DE FI Naturally Aspirated. Downstream Oxygen Sensor. Direct Replacement. Review Description to Ensure Proper Fit.