Dorman 674-230 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: E5ZZ 9430-A, E6ZZ 9430-A, E7TZ 9430-B, E7ZZ 9430-B