its a custom speaker box made for the mk3. it could use re-uphostery but its not really needed. could also use a new amp cover which is also up to you if you want to use it. this box is made to fit 2 12" subs and a pair of 5" speakers in the trunk area. it also has an area made to fit a 10 disc cd changer. with this box you could also still fit your spare tire as well as the targa in the trunk.