This downpipe was originally designed as part of BD's original Compound Twin Turbo kits (Tow Twin Turbos, R700 Twin Turbos, R850 Twin Turbos). Typically used as a replacement part for the above-mentioned compound twin turbo kits but can be modified for other applications.
Features
Downpipe used with install of S400 turbos with full Marmon 4.2-inch flange
