hello,
im kinda new to the whole sub deal..but i got 3 12 inch subs in a box..2 mtx terminators and 1 "thump" never heard of the thump one but the other 2 i heard are good..but the outside edge of the 2 mtx subs are kinda like shredded...not the face of the sub just the outside flimsy edge..they all work just dont kno if they would be worth puttin in my car or not..help me out please..thanks

Structurally, if they're not damaged/worn, I see no reason why you can't utilize what you already have.