[jearim21]

I would recommend going through the Members' Journals | Subaru Forester Owners Forum for ideas on what might fit your needs.
When I got my Forester, I went through these to see what parts would be a good idea to upgrade.

('14-'18) - synergy10's 2018 Sepia Bronze FXT Touring | Subaru Forester Owners Forum
('14-'18) - S'poreSTI's 2017 XT Touring. Finally something comfortable | Subaru Forester Owners Forum
('14-'18) - Banjor's Do-Everything 17 XTP Project | Subaru Forester Owners Forum