Fit for: 2005-2006 Nissan Frontier 4.0L 2005-2006 Nissan Pathfinder 4.0L 2005-2006 Nissan Xterra 4.0L Feature: Double laser-welded body for durability Fast-acting heater for optimal sensor operation Premium sensor tube for 100% accurate data Coated threads for easy installation ? ? Benefit of the oxygen sensor: .