2012-2016 Subaru Impreza 2.0L Non-Turbo
2012-2014 Subaru Impreza WRX
2012-2014 Subaru Impreza WRX STI
2015-2018 Subaru Legacy
2015-2018 Subaru Outback
Warms engine coolant to promote easier starting in extreme cold conditions. Plugs into a household electrical outlet.