look at your celica's panels - its not like a civic's.
The pannels on the celica are all one piece.
what you would have to do is get these...https://www.celicahobby.com/catalog/product_info.php?products_id=135
...then mold them onto your car
the final result will look like this...
And yes, these are the same fender flairs - brs autodesign fender-flairs, molded by brs autodesign
(Shawn's celi / of Projek7