The box was sealed.But because there were a couple of holes in it, I opened it up to make sure the muffler was in good shape.

The AP 393 Muffler is a vintage part made in the United States specifically for Willys Jeeps from 1945-1965, including models CJ-2A, CJ-3A, CJ-3B, CJ-5, and CJ-6. This NOS (New Old Stock) muffler is a universal fit part, making it suitable for various vehicle placements. With the OE/OEM part number 393 and manufactured by AP, this muffler is a crucial component for restoring and maintaining the original look and sound of classic Willys Jeeps.