The DOC Race Nissan KA24DE T25 Bottom-mount Manifold was designed to be a bolt-on manifold that will support most Internally Gated T2 frame turbo's. This manifold is able to use the SR20DET T25 Turbo outlet and retains A/C and Powersteering. Made with 304 sch 40 Stainless steel and a true merge collector, this hand-built piece will take your T28 frame to the maxiumum!