Hi guys i just gor my corolla 03.. i wanna change the stock deck which look slike the pic underneath... the new deck will prolyl be smlaller in size but once i get this removed. an get new deck installed, how would the empty space be filled? some one said car kits? if so where can i buy it from like Cheap.. i am frmo toronto canada btw.. and umm also. ill be getting this installed frmo futureshop cu zi get discount on install butyeah to thoise who are professionals.. is there ne thing else that i would need