This exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the original manifold on specified vehicles. It includes all necessary gaskets and downpipe hardware for a complete repair. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Chevrolet G10: 1983, 1984, 1985, 1986, 1987] - [Chevrolet G20: 1983, 1984, 1985, 1986, 1987] - [Chevrolet G30: 1983, 1984, 1985, 1986, 1987, 1988] - [GMC G1500: 1983, 1984, 1985, 1986, 1987] - [GMC G2500: 1983, 1984, 1985, 1986, 1987] - [GMC G3500: 1983, 1984, 1985, 1986, 1987, 1988]