original trd spoiler for MR-S is expensive. (new is RM4K++) ; even a used trd is sold RM1.8K-RM2k in japan. most owners would just opt for universal GT spoilers for look.
spoilers for MR-S
trd, cusco, C-one, illusition etc
best is for beginners (owners) look for hyperrev for MR-S. it's a dated but it allows you to have a glimpse of whats available.