What year Ford Thunderbird seats will fit to my 1990 T-bird?

I have a 1990 Ford Thunderbird 3.8 Base and want to change my seats with the leather ones. Also, I want to change the back seat with the folding leather seat. So, what year Thunderbirds should I look for?What year Ford Thunderbird seats will fit to my 1990 T-bird?89-97 they are all pretty much the same