worried on 2000 Dodge Stratus

I love my dodge the back driver seat broke I live in the though of getting a new seat from a junk yard that may have been outside with the them and then me setting on it I can not handle but I can not find anyone that sales what should I do..this car is the best it has not turn over in miles...and I have not had to put very little in repairs in it do not want to get rid of fact last year I finaly replace the org battery in this car

Asked by for the 2000 Dodge Stratus