We buy cars! Junk cars, old cars, used cars, all sorts of cars. Waltham We Buy Cars is here to take care of Waltham’s car selling needs. Our swift car buying and towing service is guaranteed to put money in your pocket, same day! No vehicle is too busted for us to assess. No matter where you are in Massachusetts, we will come to you! We have our own tow trucks and junk car removal process, which we will provide to you at no additional cost.