Whiteline Com C top hats use an offset strut mounting location so you can clock the top hat to change the amount of camber and caster you have. They will change .75 deg caster & .50 deg camber. They also use a rubber that is harder then oem, similar to what Group N mounts will have.
Fitment:
Subaru WRX - 2008-2021
Subaru STI - 2008-2021
Subaru Forester - 2009-2018
Subaru Impreza - 2008-2016
Subaru Crosstrek - 2013-2017