BD Diesel Roadmaster exhaust manifold for 1993–1998 3406E and 1999–2003 C15 Non-ACERT applications uses a three-piece, thick-walled high-silicon ductile iron casting to resist cracking and reduce repair downtime. The T6 turbo mount accepts a variety of turbos, including BD’s Roadmaster unit, and the manifold is offered to mate aftermarket turbochargers to the specified CAT engines.
BD Diesel CAT 99-98 3406E / 99-03 C15 Road Master Exhaust Manifold