This is the trunk seal for your GM car, if your car still has the original seal it may be time to replace it with a quality reproduction. Fits most 1977-1990 Chevrolet Impala and Caprice, 1978-1988 Chevrolet Chevelle, Monte Carlo and Malibu, Pontiac, Oldsmobile and Buick as well as others. This trunk seal is used on most GM cars made after 1977 as well as some GM cars after 1975, if you use the 'Make-Model-Year' function on the right side of the home page it will show you which is the right trunk seal.