Cracked or lost the original washer fluid reservoir cap? Replace it seamlessly and effectively with this precisely engineered, direct replacement cap. Vehicle model years this part fits: Freightliner M2 106: 2004, 2005, 2006, 2007, 2008, 2009, 2010 Freightliner M2 112: 2004, 2005, 2006, 2007, 2008, 2009, 2010