234-9038 O2 Sensor Upstream Bank 1 Sensor 1 Replacement for Nissan Altima 2008-2011 for Frontier 2008-2010 Pathfinder 2008-2012 Titan Armada Xterra 2008-2012 for Infiniti QX56 Upstream Oxygen Sensor AUTO_bestsellers_Oct2025 Large Size: 15mm (0

Large Size: 15mm (0

With the nozzle removed

or track different cooking zones-perfect for complex meals or big BBQ sessions

Compatible with leading brands such as Sonos

For devices that don't support UHS-I

234-9038 O2 Sensor Upstream Bank 1 Sensor 1 Replacement for Nissan Altima 2008-2011 for Frontier 2008-2010 Pathfinder 2008-2012 Titan Armada Xterra 2008-2012 for Infiniti QX56 Upstream Oxygen Sensor AUTO_bestsellers_Oct2025 Large Size: 15mm (0234 9038 O2 Sensor Upstream Bank 1 Sensor 1 Replacement for Nissan Altima 2008 2011 for Frontier 2008 2010 Pathfinder 2008 2012 Titan Armada Xterra 2008 2012 for Infiniti QX56 Upstream Oxygen Sensor Product Features Direct replacement for 234 9038 upstream sensor Designed as a direct replacement for part numbers 234 9038 and 2349038. Installed in the upstream position as bank 1 sensor 1 to help the engine system maintain proper air fuel monitoring.