One problem related to engine exhaust system has been reported for the 2007 Subaru Forester. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2007 Subaru Forester based on all problems reported for the 2007 Forester.
Secondary air pump and valve failure. Subaru admits these are not part of power train, but denies these are covered by emissions system warranty though purpose of pump and valves is to increase airflow and thereby dilute emissions at tailpipe. Total repairs approx. $2000.