The 2006 Subaru Forester has a 2.5 L base engine size.
The 2009 Subaru Forester has a flat 4 engine.
The 2007 Subaru Forester has a flat 4 engine.
The 2012 Subaru Forester has a flat 4 engine.
The 2005 Subaru Forester has a flat 4 engine.
The 2002 Subaru Forester has a flat 4 engine.
The 2003 Subaru Forester has a flat 4 engine.
The 2008 Subaru Forester has a flat 4 engine.
The 2001 Subaru Forester has a flat 4 engine.
The 2004 Subaru Forester has a flat 4 engine.
The 2013 Subaru Forester has a flat 4 engine.
The 2014 Subaru Forester has a flat 4 engine.