The 1998 Subaru Forester takes a 21" drivers side, 19" passenger side and a 14" rear wiper. See sources and related links below for more information. Since there are over 22 different wiper arm attachments, do not buy wipers just by length only. Be sure to lookup exact wiper blade part numbers by vehicle make, model and year for the brand wiper you decide to purchase. This ensures correct length AND correct attachment.
The 2009 Subaru Forester has a 2.5 L base engine size.
The 2013 Subaru Forester has a 2.5 L base engine size.
The 2002 Subaru Forester has a 2.5 L base engine size.
The 2006 Subaru Forester has a 2.5 L base engine size.
The 2012 Subaru Forester has a 2.5 L base engine size.
The 2008 Subaru Forester has a 2.5 L base engine size.
The 2003 Subaru Forester has a 2.5 L base engine size.
The 2001 Subaru Forester has a 2.5 L base engine size.
The 2011 Subaru Forester has a 2.5 L base engine size.
The 2010 Subaru Forester has a 2.5 L base engine size.
The 2004 Subaru Forester has a 2.5 L base engine size.
The 2007 Subaru Forester has a 2.5 L base engine size.