Dorman 674-522 Exhaust Manifold Kit Direct replacement, exact-fit kit replaces the vehicle's factory installed exhaust manifold Cast iron or stainless tubular construction protects against warping and/or cracking Leak-resistant for long-lasting performance A rigorous quality inspection has been undertaken to ensure that this part conforms to product standards Original Equipment (OE) number: 12556078, 12562235, 12562330, 12564155, 12564159, 12571678, 12571679, 12602037, 12616285