Packard RESONATOR NOS with the box Studebaker Car Truck in Woodbridge, Virginia For Sale

Found in a barn still in the sealed Studebaker Packard sealed box never used oval resonator. Is a straight through design. Was told went on a Studebaker 47-54 gas cars and diesel trucks behind the rear axle as part of exhaust system. Went on Packard 55-56 V8 400, Patrician, Carribbean. Was Found sealed but in process of taking out of barn came apart. Has surface rust on it. Going to say good condition due to the surface rust. Did not find any markings on the resonator or the box.