1 X AA5052 Shroud Fan. For 2000 - 2004 Nissan Xterra 2.4L & 3.3L. For 2006 - 2008 Nissan Frontier 2.4L Only (Not for 2.5L & 4.0L). For 2011 - 2015 Nissan Frontier 2.4L Only (Not for 2.5L & 4.0L). The fan shroud basically houses the fan blades securing it in place and keeping it from damaging the other engine components that may disturb the smooth and even operation of the engine.
