Description:

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