New OEM Genuine Fender Liner Wheel Well Splash Guard - Not Aftermarket Junk!
New, never installed, only opened to photo.
#3 in the diagram. Front Left Driver (USA) side on the back side of the wheel well.
Fits: 2002-2010 Explorer
2007-2010 Explorer Sport Trac
2002-2010 Mercury Mountaineer
See item specifics for part numbers to verify fitment