how do you fix a leak between the top and trunk on a 1996 bmw z3 on 1996 BMW Z3

leaks into the trunk when it rains or during car there a seal that needs replaced?

Asked by for the 1996 BMW Z3
Yes, there is a seal called a trunk seal or trunk gasket that keeps the water out. Will probably need replaced. The gasket costs like $50-60 dollars.