The Diamond Eye 4-inch custom turbo-back exhaust kit for 1994–2002 Dodge Cummins 5.9L applications. This kit is described with HX40 turbo compatibility and a dual-aluminized layout, built as a complete turbo-back solution for the stated years and engine. It’s intended as a vehicle-specific exhaust kit to replace the turbo-back system on qualifying Cummins-equipped trucks.
Diamond Eye KIT 4in CSTM TB HX40 DWNP 221040 DUAL AL 94-02 CUMMINS 5 9L NO WARRANTY FITMENT-CSTM KIT